Answer:
If AB is 16, then AD is 8.
If AB = 12 and CB = 10, then the height of the triangle is 8.
Step-by-step explanation:
AD = [tex]\frac{AB}{2}[/tex], so AD is equal to 8.
Use the Pythagorean Theorem, [tex]\sqrt{10^{2} - 6^{2}}[/tex] equals 8, so the height of the triangle is equal to 8.
help please and thank you
The product of a, b and c would be 6.
What is an expression?
An expression is a mathematical phrase that can contain numbers, variables, and operators. Expressions do not contain an equal sign and they can't be solved for a single value. They are used to represent a value or a set of values.
The given expression is [tex]\frac{\sqrt[4]{16xy^4}}{x^{\frac{1}{2}}y^{\frac{1}{2}}}[/tex]
In order to write the expression in the form of [tex]ax^by^c[/tex], we need to simplify it.
First, we simplify the fourth root of [tex]16xy^4[/tex] by taking the fourth root of 16, which is 2. So, the expression becomes
[tex]2\frac{xy^4}{x^{\frac{1}{2}}y^{\frac{1}{2}}}[/tex]
Next, we simplify the fraction by canceling out the[tex]x^{\frac{1}{2}} $$ and $ y^{\frac{1}{2}}[/tex] from the numerator and denominator. This gives us [tex]2xy^3[/tex]
So the expression in the form of [tex]ax^by^c[/tex] is [tex]2xy^3[/tex], where a = 2, b=1, and c=3.
the product of a, b, and c is 2 * 1 * 3 = 6.
Hence, the product of a, b and c would be 6.
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Urgent help needed urgent urgent
The polynomial for x2 -4 in function notation is (x+2)(x-2) since a function produces an output from an input.
what is function ?Mathematics deals with numbers and their variants, equations and related structures, shapes and their locations, and locations where they might be found. The term "function" describes the connection between a group of inputs, each of which has a corresponding output. A function is an association between inputs and outputs where each input results in a single, unique output. A domain and a codomain, or scope, are assigned to each function.The input is an x. On functions, one-to-one functions, many-to-one functions, within functions, and on functions are the four main categories of functions that are available.
given
A function creates an output from an input.
The name of the function, f (x) f(x) f(x)f, left parenthesis, x, right parenthesis, and the output, f (x) f(x) f(x)f, left parenthesis, x, right parenthesis, are all enclosed in parentheses.
x2 -4
(x2 - 2*2)
= (x+2)(x-2)
The polynomial for x2 -4 in function notation is (x+2)(x-2) since a function produces an output from an input.
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Please I need an answer ASAP!
The marching band is holding a fundraiser. The band is selling t-shirts for $22 and yearbooks for $23. The goal is to sell at least $2,400 in merchandise. Which of the following is a solution to this scenario?
50 t-shirts and 56 yearbooks
51 t-shirts and 55 yearbooks
52 t-shirts and 54 yearbooks
53 t-shirts and 55 yearbooks
The solution for this scenario is,
⇒ 53 t-shirts and 55 yearbooks
What is an expression?Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.
Given that;
The band is selling t-shirts for $22 and yearbooks for $23.
And, The goal is to sell at least $2,400 in merchandise.
Now, Let x = number of $22 t-shirt
Let y = number of $23 yearbook
Hence, We can formulate;
⇒ 22x + 23y ≥ 2400
By option 4;
There are 53 t-shirts and 55 yearbooks.
Hence, Substitute x = 53 and y = 55 in above equation,
⇒ 22x + 23y ≥ 2400
⇒ 22×53 + 23×55 ≥ 2400
⇒ 1166 + 1265 ≥ 2400
⇒ 2431 ≥ 2400
Thus, The correct option is,
⇒ 53 t-shirts and 55 yearbooks
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Can somebody help me?
What is the area of the triangle?
2 m
4 m
3 m
square meters
first
Semi perimeter (S)=(2+4+3)/2
=9/2=4.5
now
area=
[tex] \sqrt{4.5(4.5 \times 2)(4.5 \times 4)(4.5 \times 3)} [/tex]
[tex] \sqrt{s( s- a)( s-b )( s- c)} [/tex]
which is equal to
99.20
Identify the relation that is a function.
1) city name to state name
2) last name to phone number
3)days of the week to the months of the year
4)number of apples purchased to the cost of the apples
Decide on the input values. Choose the output values. You should classify a connection as a function if each input value results in only one output value.
Which relation is also a function?Any possible input value will result in exactly one output value, which is the definition of a function. "The output is a function of the input" is how we phrase it. The range is comprised of the output values, whereas the domain is made up of the input values. But not all relations are functions, and vice versa.
Formulas or graphs are typically used to depict functions.There are many different kinds of relations and functions, including empty relations, universal relations, reflexive relations, symmetric relations, transitive relations, equivalence relations, constant functions, polynomial functions, identity functions, on-to-one functions, onto functions, bijective functions, etc.
No relationship has the characteristics of a function if each input does not have a distinct output.There are nine different forms of mathematical relations: empty relation, full relation, reflexive relation, irreflexive relation, symmetric relation, anti-symmetric relation, transitive relation, equivalence relation, and asymmetric relation.
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What is the number below is in the thousandths place value in 45.1672
Step-by-step explanation:
The number in the thousandths place value in 45.1672 is 6.
Anyone knowwwwwwwwwwww
The average rate of change is 19 3 ≤19 ≤15
What is average rate of change ?It is a measure of how much the function changed per unit, on average, over that interval. It is derived from the slope of the straight line connecting the interval's endpoints on the function's graph.To find the average rate of change, divide the change in y-values by the change in x-values. Finding the average rate of change is particularly useful for determining changes in measurable values like average speed or average velocityIt is a measure of how much the function changed per unit, on average, over that interval. It is derived from the slope of the straight line connecting the interval's endpoints on the function's graphTo learn more about average rate of change refers to:
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In a certain city, each block is about 275
meters long. If the post office is 13 blocks
away from the library, approximately how
many miles is it from the post office to the
library? Round your answer to the nearest
tenth.
Using linear equations, it is 3570metre from the post office to the
library
What is a linear equation ?
A linear equation is an equation in which the highest power of the variable is always 1. It is also known as a one-degree equation. The standard form of a linear equation in one variable is of the form
Ax + B = 0
e.g. x-10=0. Here, x is a variable, A is a coefficient and B is constant.
The standard form of a linear equation in two variables is of the form
Ax + By = C
e.g. 2x-4y=10. Here, x and y are variables, A and B are coefficients and C is a constant.
Now,
Length of each block=275 meter
let's Create a linear equation from this i.e. 275x where x=number of blocks.
No. of blocks from post office to the library = 13 (x=13)
so, distance of post office to the library= 275*13
=3575meter
≈3570 meter (round to nearest 10th)
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I just need to know what kind of polynomial expression and the amount of terms
For the given bi-quadratic polynomial with 4 terms, the constant is -1/6, the leading term is -9x⁴ and the leading coefficient is -9.
What is a polynomial?When two or more algebraic terms are added, subtracted, or multiplied (no division), the result is a mathematical expression known as a polynomial. Constants, positive exponents, and at least one variable are all commonly present in polynomial expressions.
Consider the given polynomial,
The highest power of the variable is 4. Therefore this type of polynomial is called a bi-quadratic polynomial.
The portions of the equation that are often separated by "+" or "-" signs are known as polynomial terms. The number of terms in the above equation is 4.
The term which does not contain any variables are called constant. For the given polynomial the constant is -1/6.
The term with the largest power of the variable is the leading term. The leading term's coefficient is the leading coefficient.
For the above polynomial, the leading term is -9x⁴ and the leading coefficient is -9.
Therefore the above for the given bi-quadratic polynomial with 4 terms, the constant is -1/6, the leading term is -9x⁴ and the leading coefficient is -9.
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A virus is spreading around Brookfield. At the moment, 685 people are infected. If the virus is
spreading at a rate of 13% each day, how many people in all will have caught the virus in 3
days?
If necessary, round your answer to the nearest whole number.
A virus spreading around Brookfield will infect 988 people in the next 3 days.
What is an equation?
A mathematical definition of an equation is a claim that two expressions are equal when they are joined by the equals sign ("=").
Number of people infected by the virus = 685
The rate at which the virus is infecting = 13%
The virus is spreading at 13% rate each day.
To deduce the number of people who will get infected in next 3 days.
The final equation will be -
= 685 × ( 1 + 13%)³
= 685 × (113/100)³
= 685 × (1.13)³
= 685 × 1.442
= 987.77 ≈ 988
Therefore, the number of people who will get infected is 988.
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Place the numbers in order from least to greatest.
Use a trigonometric ratio to solve for a. Round to two decimal places as necessary!!
HELP, and can someone explain how to get the answer?
What if these particles is able to leave the atom?
1.Electrons
2.Protons
3.Neutrons
A chemical element's atom is a particular type of particle of substance. A positively charged electron or many negatively charged electrons encircle the central nucleus of an atom.
What if these particles is able to leave the atom?Electrons: If an electron leaves an atom, it is said to be ionized. Ionization can occur through various processes, such as collision with another particle or exposure to electromagnetic radiation.
Protons: Protons are found in the nucleus of an atom, and are held in place by the strong nuclear force. If a proton were to leave the nucleus, it would no longer be a stable atom and it would become an ion.
Neutrons: Neutrons are also found in the nucleus of an atom and are held in place by the strong nuclear force. If a neutron were to leave the nucleus, it would no longer be a stable atom, and it would become a different element.
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What two events are independent
The equation that must be true for event C and D to be independent are P(C│D) = P(C) and
P(D│C ) = P(D).
What are independent event ?Two events are independent if the occurrence of one event does not affect the chances of the occurrence of the other event. The mathematical formulation of the independence of events A and B is the probability of the occurrence of both A and B being equal to the product of the probabilities of A and B (i.e., P(A and B)
For two events C and D. For the two events to be independent events then;
P(C│D) = P(C∩ D)/ P(D) = P(C)
or
P(D│C) = P(D∩ C)/ P(C) = P(D)
For example if a fair die is rolled,
P(D ) = Probability of getting a 3
P(C) = Probability of getting an even number
P(C│D) = P(C∩ D)/ P(D)
P(C∩ D)= 1/3 × 1/2 = 1/6
P(C│D) = P(C∩ D)/ P(C) = 1/6 ÷ 1/3 = 1/2
therefore P(C│D) = P(C) and
P(D│C ) = P(D).
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Could the points A(-2,1), B(4,7), and C(1,4) be three vertices of rectangle ABCD?
O No, since AB and BC are not perpendicular.
OYes, since a fourth point can always be determined to form a rectangle.
OYes, since AB and BC form a right angle.
O No, since AB and BC are not parallel.
Since, AB and BC are not perpendicular,
No, Points A(-2,1), B(4,7), and C(1,4) cannot be three vertices of rectangle ABCD.
The correct option is A.
What is rectangle?A rectangle is a quadrilateral in which all the angles are equal and the opposite sides are equal and parallel.
A rectangle is a closed two-dimensional figure with four sides, all the angles of a rectangle are equal to 90°.
Given points
A(-2,1),
B(4,7), and
C(1,4)
For being vertices of rectangle
Angle between line segment AB and BC should be 90°.
Slope of line AB
m = (y - y')/(x-x')
m = (7 - 1)/(4 - -2)
m = 6/6
m = 1
Slope of line BC
m' = (y - y")/(x - x")
m' = (7 - 4)/(4-1)
m' = 3/3 = 1
Since slope of the two lines is same that is both are parallel, which is only possible when A, B, C are in a straight line.
Hence, points A(-2,1), B(4,7), and C(1,4) cannot be three vertices of rectangle ABCD.
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3 1/2k + 3/4 = -7/8
50 points reward! I need help immediately.
The value of k in the given equation is -0.104839
What is the equation in maths?A mathematical expression with an equals sign is referred to as an equation. Algebra is widely used in equations. When performing calculations but unsure of the precise amount, algebra is utilized.The point-slope form, standard form, and slope-intercept form are the three main types of linear equations.Finding an equation's solutions, which are values (numbers, functions, sets, etc.) that satisfy the equation's condition and often consist of two expressions connected by an equals sign, is known as solving an equation in mathematics.The definition of an equation in algebra is a mathematical statement that demonstrates the equality of two mathematical expressions. For instance, the equation 3x + 5 = 14 consists of the two equations 3x + 5 and 14, which are separated by the 'equal' sign.Evaluate
[tex]\frac{31}{2}[/tex]k + [tex]\frac{3}{4}[/tex] = - [tex]\frac{7}{8}[/tex]
Move the constant to the right side
[tex]\frac{31}{2}[/tex]k = [tex]-\frac{7}{8} - \frac{3}{4}[/tex]
Subtract the terms
[tex]\frac{31}{2}[/tex]k = [tex]-\frac{13}{8}[/tex]
Multiply both sides
[tex]\frac{31}{2}[/tex]k x [tex]\frac{2}{31} = - \frac{13}{8} * \frac{2}{31}[/tex]
k = [tex]-\frac{13}{124}[/tex]
k = - 0.104839
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The function g is given in three equivalent forms. Which form most quickly reveals the vertex?
Choose 1 answer:
(Choice A) A g(x)=3(x+3)(x-1),
(Choice B) B g(x)=3x^2+6x-9
(Choice C) C g(x)=3(x+1)^2-12
What is the vertex?
Since the function g is given in three equivalent forms, a form which most quickly reveals the vertex is: C. g(x) = 3(x + 1)² - 12.
The vertex is equal to (-1, -12).
What is the vertex form of a quadratic equation?In this exercise, you are required to determine and select the vertex form of a function g that is written in three equivalent forms. Mathematically, the vertex form of a quadratic equation is given by this formula:
y = a(x - h)² + k
Where:
h and k represents the vertex of the graph.a represents the leading coefficient.Based on the information provided, we can reasonably infer and logically deduce that a mathematical expression which quickly reveals the vertex of the quadratic equation is given by g(x) = 3(x + 1)² - 12.
Since the directrix is horizontal, the axis of symmetry would be vertical. Additionally, the distance (a) from directrix to vertex on the axis of symmetry is equal to 3.
In conclusion, the vertex of this quadratic equation is given by the ordered pair (-1, -12).
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What are the 4 types of exponents?
The 4 types of exponents are positive, negative, zero, and rational.
When an expression or statement of specific natural numbers (0 to ∞), is represented as repeated power by multiplication of its units, then the resulting number is an Exponent.
For example, take the value 7⁵. Here the number 7 is called “base” and the number 5 (up) is called the exponent or power of that mathematical sequence. Now, to precisely calculate the value of this exponent, simply multiply the base number as many times as denoted by the power. So, for this case, it would be 7×7×7×7×7 = 16807.
Thus, 16807 can be represented in the form of exponents as 7⁵.
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Explain how to balance the equation. p-56=139
Please help it’s argent
Answer:
40%
Step-by-step explanation:
no of children = 16
no of adult = 24
total = 40
percentage of people who are children =
[tex] \frac{16 \\ }{40} \times 100\%[/tex]
[tex] = \frac{1600 \\ }{40} \%[/tex]
[tex]40\% \\ [/tex]
i hope this helped
Isabella spends $4.87 on paintbrushes and paint. How many of each item does she buy? $0.99 each for a jar of paint. $0.95 each for a paintbrush
Answer:
Isabella can buy together 5 paintbrushes ( p ) and jars of paint ( p ) : j + p = 5, She can`t buy 4 items ( because 4 * $0.99 = $3.96 < $4.87 ) and she also can`t buy 6 items ( 6 * $0.95 = $5.70 > $4.87 ). So: p = 5 - j. Another equation is: 0.95 * ( 5 - j ) + 0.99 j = 4.87, 4.75 - 0.95 j + 0.99 j = 4.87; 0.04 j = 0.12; j = 0.12 : 0.04; j = 3, p = 5 - 3 = 2. We can prove it: 0.95 * 2 + 0.99 * 3 = 1.90 + 2.97 = 4.87. Answer: Isabella buys 2 paintbrushes and 3 jars of paint.
Add the expreion (-4/5t 5/3) and (-3 2t)
a)-19/5t 11/3
b)13/15t - 1
c)-4/3t 1
d)6/5t - 4/3
The addition of the algebraic expression is = [tex]\frac{6}{5} t - \frac{4}{3}[/tex], so option (d) is correct.
Given that,
The expression (-4/5t + 5/3) and (-3 + 2t)
The addition of algebraic expressions requires categorizing the terms in an algebraic expression into two types - like and unlike terms.
An algebraic expression in mathematics is an expression which is made up of variables and constants, along with algebraic operations (addition, subtraction, etc.). ...
These expressions are represented with the help of unknown variables, constants and coefficients.
Then, take up the like terms and add them.
The addition of algebraic expression is;
= [tex]-\frac{4}{5} t + \frac{5}{3} -3+2t[/tex]
= [tex]-\frac{4}{5} t+2t+\frac{5}{3} -3[/tex]
= -0.8t + 2t + 1.66 - 3
= 1.2t - 1.34
= [tex]\frac{6}{5} t - \frac{4}{3}[/tex]
Therefore,
The addition of the algebraic expression is = [tex]\frac{6}{5} t - \frac{4}{3}[/tex], so option (d) is correct.
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3 Look at the equation below.
y = 2x - 2
Which situation is best described by the
equation?
The temperature at 2:00 A.M. is 2°C and
rises 2° each hour for x hours.
The temperature at 2:00 A.M. is -2°C and
rises 2° each hour for x hours.
The temperature at 2:00 A.M. is 2°C and
drops 2° each hour for x hours.
The temperature at 2:00 A.M. is -2°C and
drops 2° each hour for x hours.??
Answer:the temperature at 2:00 am is 2C and drops 2 each hour for X hours
Step-by-step explanation:
-8r-3(-6-5r)=8-5(4-2r) show work pleaseeeee
Answer:
[tex]r=-2[/tex]
Step-by-step explanation:
First, apply the distributive property: A(B + C) = AB + AC
[tex]-8r-3(-6-5r)=8-5(4-2r)[/tex]
[tex]-8r+18+15r=8-20+10r[/tex]
Then, get all of the r's on one side.
[tex]-8r+18+15r=8-20+10r[/tex]
↓ subtract 18 from both sides
[tex]-8r+15r=8-2+10r[/tex]
↓ subtract 10r from both sides
[tex]-8r+5r=8-2[/tex]
Finally, solve for r by combining like terms, then dividing by -3.
[tex]-3r = \ 6\\\overline{\, -3 \: } \ \ \ \ \overline{-3}[/tex]
[tex]r = -2[/tex]
Equation to represent lengths of triangle DEF
Answer:
Step-by-step explanation:
watch the other parralleles cotés
The Pythagorean Theorem, one of the most well-known mathematical formulas, tells us how a right triangle's sides relate to one another. The hypotenuse, along with the two legs, make up a right triangle. The hypotenuse, the longest side of the right triangle and the side opposite the right angle, is where the two legs of a right triangle come together at a 90° angle.
Equation to represent the length -
a2 + b2 = c2
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What is an inequality Class 7?
An inequality is a mathematically explicable relationship between two expressions that can be represented by any of the following symbols: >, <, ≤, ≥, and ≠.
A mathematical statement known as an inequality uses the inequality symbol to represent the connection between two expressions. The terms on each side are not equal when there is an inequality sign present.
It suggests that the left and right expressions should be greater or smaller than one another, or the opposite. Literal inequalities are ones where the inequality symbols indicate the connection between two algebraic expressions.
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7 1/3t - (10 2/3t - 6)
Answer:
[tex]-3 \frac{1}{3}t+6[/tex]
Step-by-step explanation:
Given expression:
[tex]\sf 7\frac{1}{3}t-\left(10 \frac{2}{3}t-6\right)[/tex]
Remove the parentheses:
[tex]\implies \sf 7\frac{1}{3}t-10 \frac{2}{3}t+6[/tex]
Factor out the common term t:
[tex]\implies \sf \left(7\frac{1}{3}-10 \frac{2}{3}\right)t+6[/tex]
Change the mixed numbers into improper fractions:
[tex]\implies \sf \left(\dfrac{7 \cdot 3+1}{3}-\dfrac{10 \cdot 3+2}{3}\right)t+6[/tex]
[tex]\implies \sf \left(\dfrac{22}{3}-\dfrac{32}{3}\right)t+6[/tex]
Subtract the fractions:
[tex]\implies \sf \left(\dfrac{22-32}{3}\right)t+6[/tex]
[tex]\implies \sf \left(\dfrac{-10}{3}\right)t+6[/tex]
Convert the improper fraction back into a mixed number:
[tex]\implies -3 \frac{1}{3}t+6[/tex]
the inequality x>3 is read as x is greater than 3.The solution set of this equality is represent by the blue ray and includes all numbers greater than 3.
How many numbers are greater than 3?
The amount of numbers that are greater than 3 is given as follows:
Infinity.
How to model the inequality?The four inequality symbols, along with their meaning, are presented as follows:
> x: greater than x.< x: less than x.≥ x: at least x.≤ at most x.The inequality for this problem is defined as follows:
x > 3.
Meaning that the graph is composed by all the values that are greater than 3.
Perhaps the biggest difference between an equality and an inequality is the number of solutions. While an equality has a fixed number of solutions, an inequality has infinity solutions, as all the values in the solution set are solutions to the inequality.
(the solution set in this problem is all the values to the right of x = 3).
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How do you find the length of a segment with the midpoint and endpoint?
To find the length of a line segment given the coordinates of the midpoint and one endpoint, you can use the distance formula. The distance formula is:
d = √((x2 - x1)^2 + (y2 - y1)^2)
Where (x1, y1) and (x2, y2) are the coordinates of two points, and d is the distance between the points.
Given the midpoint (mx, my) and one endpoint (ex, ey) you can use the following steps to find the length of the segment:
Calculate the difference in the x-coordinates and square it: (ex - mx)^2Calculate the difference in the y-coordinates and square it: (ey - my)^2Add the two values from steps 1 and 2Take the square root of the result from step 3. This is the length of the line segment.For example, if the midpoint of a segment is (5,7) and one endpoint is (7,10), the length of the segment is:
d = √((7-5)^2 + (10-7)^2)
d = √((2)^2 + (3)^2)
d = √(4+9)
d = √13
the length of the segment is √13 units.
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