Using function concepts, it is found that what happens to f(x) when x is a very small positive number is that:
F(x) is a negative number with a large absolute value.
What is the limit of the function as x goes to 0 by the right?F(x) goes to negative infinity, that is, when x is a very small positive number, F(x) is a negative number with a large absolute value.
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Answer:
F(x) is a negative number with a large absolute value.
Step-by-step explanation:
Asking again for your help! I really don't understand!
Answer: y≤4x+3 and y≤-3x-5
Step-by-step explanation:
The slope of the first line is 4. The slope of (-1,-1) and (0,3) is 4. And the line passes through 3, so the y-intercept is 3.
The slope of the second line is 3. The slope of (-3,4) and (-1,-2) is -3. And the line passes through -5, so the y-intercept of the second line is -5
Find the 43rd term of each sequence 27,24,21,18, ...
Answer:
hmmmmmmmmmm thats a tuff one
Answer:
-99
Step-by-step explanation:
First, let's find an equation to use to make things easier.
So, as we can see, the numbers go down 3 every time and we start at 27, so, the first term is 27, that means that we need to find the number before 27, so we add 3 to 27 to get 30.
We can put the equation using y = mx + b, since that is the most appropriate formula to use.
y = -3x + 30
y = -3(1) + 30
y = -3 + 30
y = 27
y = -3x + 30
y = -3(2) + 30
y = -6 + 30
y = 24
So, this is a good equation to use. Now, we substitute 43 as x
y = -3x + 30
y = -3(43) + 30
y = -129 + 30
y = -99
Please help I have no idea what the answer is
Answer:
59
Step-by-step explanation:
The total amount of angles in a triangle with equal 180 degress
Answer:
Step-by-step explanation:
83° + 38° + x° = 180°
121 + x = 180
x = 59
A set of biology exam scores are normally distributed with a mean of 707070 points and a standard deviation of 666 points. Let XXX represent the score on a randomly selected exam from this set. Find P(64
Answer:
[tex]P(64<x<76)=0.68[/tex]
Step-by-step explanation:
Given that, the mean, [tex]\mu[/tex], and the standard deviation, [tex]\sigma[/tex], of normally distributed exam score are :
[tex]\mu=70[/tex]
[tex]\sigma=6[/tex]
Let [tex]x[/tex] represent the score on a randomly selected exam from this set
The z-score, for the randomly selected exam score x:
For 64<x<76, the range of z-score is
[tex]\frac{64-70}{6}<z<\frac{76-70}{6}= -1<z<1[/tex]
Now, from the z-score table, the value for z=-1 is the probability for x<64.
As the value for z=-1 is 0.15866, so
P(x<64)=0.15866.
Similarly, the value for z=0.67 is 0.84134, so
P(x<76)=0.84134
So, [tex]P(64<x<76)= P(x<76)-P(x<64) \\\\[/tex]
[tex]\Rightarrow P(64<x<76)=0.84134-0.15866=0.68268.[/tex]
Hence, [tex]P(64<x<76)=0.68[/tex]
Answer:
0.68
Step-by-step explanation:
khan
Jayda takes her dog Rolo to obedience training once each week. Jayda bought a box of 969696 dog treats and split them evenly into bbb bags. Each bag contains 161616 treats.
Write an equation to describe this situation.
9514 1404 393
Answer:
16b = 96
Step-by-step explanation:
There are many aspects of "this situation" for which we could write equations. Perhaps the one that is of interest is ...
b bags of 16 treats each will total 96 treats
16b = 96
What x value sloves the equation .
3x-5=1
please help! will give brainliest
Answer:
Step-by-step explanation:
y-2=3(x-5)
y-2=3x-15
Slope intercept form is y=3x-13
y-12= -2(x-3)
y-12= -2x+6
Slope intercept form is y= -2x+18
Which angle in AXYZ has the largest measure?
6
9
X
8
#
Choice
A.
ZX
B.
LY
C.
ZZ
D.
Cannot be determined
Answer: Angle X
Reason: For any triangle, the largest angle is always opposite the longest side.
∠X is the largest measure on the triangle XYZ.
What is a triangle?A triangle is a 2-D figure with three sides and three angles.
The sum of the angles is 180 degrees.
We can have an obtuse triangle, an acute triangle, or a right triangle.
We have,
The angle opposite to the largest side is the largest measure.
So,
XY = 6 and opposite angle = ∠Z
YZ = 9 and opposite angle = ∠X
XZ = 8 and opposite angle = ∠Y
We see that,
YZ > XZ > XY
So,
∠X > ∠Y > ∠Z
Thus,
∠X is the largest measure on the triangle XYZ.
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PLEASE HELP ASAP & ANSWER QUESTIONS IN PHOTO
Answer:
false
Step-by-step explanation:
A line passes through the point (-2,3) and has a slope of 5/2
Write an equation in SLOPE-INTERCEPT form for this line.
Answer:
y=5/2+3
Step-by-step explanation:
Chelsea spent half of her weekly
allowance playing arcade games. To earn
more money her parents let her clean the
windows in the house for $10. What is
her weekly allowance if she ended with
$18?
Answer:
I believe it would be 16
Step-by-step explanation:
8 is half of 16 and if she had 8 dollars after spending half her allowance, she would've had 16 as her allowance
Final answer: Her allowance would be 16 dollars
look at the picture and fill the table
If m<2 = (2x)° and m<5 = (x+6)°, find the value
of ‘x’ and the m<4.
Answer:
x = 58
[tex] m\angle 4 = 116\degree [/tex]
Step-by-step explanation:
[tex] m\angle 2 = m\angle 6..... (1)\\(alternate \: \angle s) \\\\
m\angle 5 + m\angle 6 = 180\degree \\(linear \: pair\: \angle s) \\\\
\therefore m\angle 6 = 180\degree-m\angle 5..... (2)\\\\[/tex]
From equations (1) & (2)
[tex] m\angle 2 =180\degree-m\angle 5\\\\
\therefore (2x)\degree =180\degree-(x+6)\degree \\\\
\therefore (2x)\degree +(x+6)\degree =180\degree\\\\
\therefore (2x+x+6) \degree =180\degree\\\\
\therefore (3x+6) \degree =180\degree\\\\
3x + 6 = 180\\\\
3x = 180-6\\\\
3x = 174\\\\
x = \frac{174}{3} \\\\
\huge \purple {\boxed {x = 58}} \\\\
\because m\angle 4 = m\angle 2\\(corresponding \: \angle s) \\\\
\therefore m\angle 4 = (2x)\degree \\\\
\therefore m\angle 4 = (2\times 58)\degree \\\\
\huge \orange {\boxed {\therefore m\angle 4 = 116\degree}} [/tex]
Bobby has 36 toy cars with stickers on them. Each car has 2 red stickers and one blue sticker. Which expression represents the total number of stickers on the 36 cars?
Given:
Total number of cars = 36
Each car has 2 red stickers and one blue sticker.
To find:
The expression that represents the total number of stickers on the 36 cars.
Solution:
Total number of cars = 36
Each car has 2 red stickers and one blue sticker. So,
Total number of stickers on each car = (2+1)
Total number of stickers on 36 car = 36(2+1)
= 36(3)
= 108
Therefore, the required expression for the total number of stickers on the 36 cars is 36(2+1) and the total number of stickers is 108.
(8m-3n)^2 - (4m+3n)^2
Answer:
[tex]48m^2-72mn[/tex]
Step-by-step explanation:
We need to solve [tex](8m-3n)^2 - (4m+3n)^2[/tex]
We know that,
[tex](a+b)^2=a^2+b^2+2ab\\\\(a-b)^2=a^2+b^2-2ab[/tex]
Using the above formula,
[tex](8m-3n)^2 - (4m+3n)^2=(8m)^2+(3n)^2-2(8m)(3n)-[(4m)^2+(3n)^2+2(4m)(3n)]\\\\=64m^2+9n^2-48mn-(16m^2+9n^2+24mn)\\\\=64m^2+9n^2-48mn-16m^2-9n^2-24mn\\\\=48m^2-48mn-24mn\\\\=48m^2-72mn[/tex]
So, the final answer is [tex]48m^2-72mn[/tex].
Martina drove 737 miles in 11 hours. At the same rate, how long would it take her to drive 335 miles?
Answer:
5 hours
Step-by-step explanation:
737mi / 11hr = 67mph
335mi / 67mph = 5hr
==================================================
Here are two ways to solve
Method 1
First determine her speed if she goes 737 miles in 11 hours.
distance = rate*time
d = r*t
737 = r*11
737 = 11r
11r = 737
r = 737/11
r = 67
Her speed is 67 mph. Use this to find how long it would take if she drove 335 miles.
d = r*t
d/r = t
t = d/r
t = 335/67
t = 5 hours is the time it takes to drive 335 miles assuming Martina drives at the same speed.
---------------------------------------------------------------------
Method 2
We can use a proportion to solve
(distance 1)/(time 1) = (distance 2)/(time 2)
(737 miles)/(11 hours) = (335 miles)/(x hours)
737/11 = 335/x
737*x = 335*11 .... cross multiply
737x = 3685
x = 3685/737 ..... divide both sides by 737
x = 5
We get the same answer of 5 hours.
Which product is the better deal 60 oz for $7.20 or 75 oz for $8.25
The better deal
Would be the lowest cost per ounce.
Divide total cost by total ounces and compare them.
7.20/60 = 0.12 per ounce.
8.25/75 = 0.11 per ounce.
75 ounces for 8.25 is the better deal
For the following questions use f(x) = 2x + 5
Solve f(x) = 11
Answer:
2
Step-by-step explanation:
How do I write log3 5 using natural logarithms?
Answer:
[tex]\displaystyle \log_3 5=\frac{\ln 5}{\ln 3}[/tex]
Step-by-step explanation:
We want to write:
[tex]\log_3 5[/tex]
Using natural logarithms.
We can use the following property of logarithms:
[tex]\displaystyle \log_b a=\frac{\log_c a}{\log_c b}[/tex]
Hence, if we let c be equal to e:
[tex]\displaystyle \log_b a= \frac{\log _e a}{\log _e b} = \frac{\ln a}{\ln b}[/tex]
Then by letting a = 5 and b = 3:
[tex]\displaystyle \log_3 5=\frac{\ln 5}{\ln 3}[/tex]
divide 40 into the ratio 9:1
Answer:
36 : 4
Step-by-step explanation:
40 divided into ratio 9:1 is like 40 / (9 + 1) multiplied to both sides of 9:1
40 / (9 + 1) = 4, and if you multiply both sides by 4, you get 36 : 4
Answer:
I think the answer is 36
Step-by-step explanation:
You add 9 and 1 to get 10 and then you divide 40 by 10 and get 4 and then you multiple 9 and 4 to get 36.
PLEASE ANSWER ASAP WILL GIVE BRAIN
Answer:
Y = -3/4 + 7
Step-by-step explanation:
7 is the y intercept
-3/4 is the slope
can someone please help me
Answer:
a=5
Step-by-step explanation:
18-2a=8
-18 -18
-2a=-10
/-2 /-2
a=5
what is the rate of change of the function?
I hope it is helpful for you ....
What function is Y=M(X) +b used for? *
Answer:
Used for Linear Graphs
Step-by-step explanation:
Y=mx = b
m represents the slope/gradient of the graph
b represents the y intercept
Bo is buying candy by the pound. For every 10 pounds, he pays $23. What is the cost per pound?
Answer:
1.2
Step-by-step explanation:
The cost per pound is $2.3.
Given that Bo is buying candy by the pound. For every 10 pounds, he pays $23.
We need to find the cost per pound,
So, we see that,
For 10 pounds he is paying $23,
We need to find the unit rate, so divide both by 10,
10/10 pound = $23/10
1 pound = $2.3
Hence the cost per pound is $2.3.
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Consider the multivariable function f\left(x,y,z\right)=\frac{x^3-2.5y^2+\frac{z}{2}}{z\left(x-y\right)}f ( x , y , z ) = x 3 − 2.5 y 2 + z 2 z ( x − y ). Evaluate f\left(2,3,1\right)f ( 2 , 3 , 1 ). Round your answer to two decimal places.
Answer:
[tex]f\left(2,3,1\right)=\bold{14}[/tex]
Step-by-step explanation:
Given the function:
[tex]f\left(x,y,z\right)=\frac{x^3-2.5y^2+\frac{z}{2}}{z\left(x-y\right)}[/tex]
To find:
The value of [tex]f(2, 3, 1)[/tex] = ?
Solution:
[tex]f(2, 3, 1)[/tex] means the values of [tex]x, y\ and\ z[/tex] as:
[tex]x=2\\y=3\\z=1[/tex]
Let us put the given values in the given function and let us solve for it:
[tex]\Rightarrow f\left(2,3,1\right)=\dfrac{2^3-2.5\times 3^2+\frac{1}{2}}{1\left(2-3\right)}\\\\\Rightarrow f\left(2,3,1\right)=\dfrac{8-2.5\times 9+0.5}{1\left(-1\right)}\\\\\Rightarrow f\left(2,3,1\right)=\dfrac{8-22.5+0.5}{-1}\\\\\Rightarrow f\left(2,3,1\right)=\dfrac{-14}{-1}\\\\\Rightarrow f\left(2,3,1\right)=\bold{14}[/tex]
Therefore, the answer is:
[tex]f\left(2,3,1\right)=\bold{14}[/tex]
need help w math question
Answer:
y = P • (1+r)^t
Balance after 2 years: $3307.5
Step-by-step explanation:
To answer this question, we will use standard equation that calculates bank interests:
A = P(1+(r/n))^(n•t)
It might seem complicated, but let's explain:
A - amount of money after the time period
P - principal amount, the amount of money you started with
r - interest rate, in decimal numbers
n - number of times interest is being calculated per year
t - number of years
Since here, interest is annual, n = 1, so our equation is:
A = P(1+r)^t
P = $3000
r = 5% = 0.05
t = 2 years
A = 3000(1+0.05)^2
A = 3000•(1.05)^2
A = $3307.5
What is the slope of the line that passes through the points (1,-6) and (-8,9)? Write your answer in simplest form
Slope is the change in y over the change in x
Slope = (9 - -6)/( -8 -1)
Slope = 15/-9
Slope = -15/9
Simlipy:
Slope = -5/3
Answer:
Step-by-step explanation:
Slop = (y2 - y1)/(x2-x1)
= {9 -(-6)}/{(-8)-1}
= 15/-9
= -1.66
Which property should be used next in this solution process?
3x + 2 + 3 = 7(x - 1) – 4
3x + 5 = 7(x - 1) – 4
A. Commutative Property of Addition
B. Identity Property of Multiplication
C. Associative Property of Multiplication
D.
Distributive Property
Answer:
niwebfasfbjsdfb
Step-by-step explanation:
jsdfhsdbfjhadsjbdsfhb
i want to give 2o points
and i will mark brainiest
1+1+1
Answer:
3
Step-by-step explanation:
I just is manhghgfthfff