Complete question:
The amount of garbage, G produced by a city with population p is given by G = f(p). G is measured in tons per week, and p is measured in thousands of people. The town of Tola has a population of 45,000 and produces 6 tons of garbage each week. Express this information in terms of the function f
Answer:
The information of town Tola can be represented in function as 6 = f(45)
Step-by-step explanation:
Given;
population of Tola, p = 45,000
amount of garbage produced in tons per week, G = 6 tons = 6,000 kg
The function is given by;
G = f(p)
where;
G is the amount of garbage produced in tons per week
p is the population of Tola
Substitute in the given values into the function
6000 = f(45,000)
6 = f(45)
Therefore, the information of town Tola can be represented in function as 6 = f(45)
PLZ HELP WILL MARK BRAINLIEST
What is the function g(x) created from f(x) = x2 by moving the graph left 7 units, adding vertical compression by a factor of 1 6 , and shifting the graph down 8 units?
Answer:
g(x) = (1/6)(x +7)^2 -8
Step-by-step explanation:
The transformation ...
g(x) = a·f(x -h) +k
represents vertical scaling by a factor of 'a', right shift by h units, and up shift by k units. You want the function g(x) for f(x) = x^2, a = 1/6, h = -7, and k = -8. Those transformations give you ...
g(x) = (1/6)(x +7)^2 -8
Jenna bought a coat on sale for $120, which was 2/3 of the original price. What was the original price of the coat?
Answer:
$
180
Step-by-step explanation:
The original price is the quotient between $120 and 2/3, we get:
P = $180
What is the original price?
We know that 2/3 of the original price is $120, then to get the original price, we need to take the quotient between $120 and 2/3.
[tex]P = \frac{\$120}{2/3} = (3/2)*\$ 120[/tex]
By taking that quotient we will see that the original price of the coat is:
[tex]P = (3/2)*\$120 = $180[/tex]
We conclude that the original price of the coat is $120.
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please help for this question. Thank you
Answer:
A. 8.3
B.18.7
C. 10.4
D. 1.04
Step-by-step explanation:
p(x) = 0.03x² + 0.56x + 6.35
A. Determination of p(3)
p(x) = 0.03x² + 0.56x + 6.35
x = 3
p(3) = 0.03(3)² + 0.56(3) + 6.35
p(3) = 0.03(9) + 1.68 + 6.35
p(3) = 0.27 + 1.68 + 6.35
p(3) = 8.3
B. Determination of p(13)
p(x) = 0.03x² + 0.56x + 6.35
x = 13
p(13) = 0.03(13)² + 0.56(13) + 6.35
p(13) = 0.03(169) + 7.28 + 6.35
p(13) = 5.07 + 7.28 + 6.35
p(13) = 18.7
C. Determination of p(13) – p(3)
From A and B above,
p(13) = 18.7
p(3) = 8.3
p(13) – p(3) = 18.7 – 8.3
p(13) – p(3) = 10.4
D. Determination of p(13) – p(3) / 13 – 3
From C above,
p(13) – p(3) = 10.4
p(13) – p(3) / 13 – 3 = 10.4/ 13 – 3
= 10.4 / 10
= 1.04
Simplify (x + 3)(x − 3)
Answer:
x^2 -9
Step-by-step explanation:
(x + 3)(x − 3)
FOIL
first x*x =x^2
outer -3x
inner 3x
last -3*-3 =-9
Add together
x^2 -3x+3x -9
Combine like terms
x^2 -9
i nee help so bad math
Answer:
2L - the third picture
2W - the fifth picture
4 - the first picture
L+2 - the 6th picture
W - the 7th picture
Step-by-step explanation:
2L - the third picture
2W - the fifth picture
4 - the first picture
L+2 - the 6th picture
W - the 7th picture
You want to have $2 million in real dollars in an account when you retire in 35 years. The nominal return on your investment is 9.94% and the inflation rate is 3.2%. What is the real amount you must deposit each year to achieve your goal?
a. $20,403.
b. $7,482.
c. $16,017.
d. $18,887.
e. $19,711.
Answer:
b. $7,482.
Step-by-step explanation:
20,403 nets $5,996,106 after 35 years.
7,482 nets $2,198,837 after 35 years.
$7,482 is over 2 million and the smallest amount, so you don't have to solve for the other ones.
The real amount that must deposit each year to achieve your goal is $16,017 option (c) is correct.
What is invested amount?An investment is a payment made to acquire the securities of other firms with the intention of making a profit.
First, we will calculate the real rate of interest:
r = [(1+nominal rate)/(1+inflation rate)] - 1
Nominal rate = 9.94% = 0.094
Inflation rate = 3.2% = 0.032
r = [(1+0.094)/(1+0.032)] - 1
After calculating,
r = 0.0653 or 6.53%
Deposit amount each year:
Future value = PV[(1+r)ⁿ - 1]/(r)
2000000 = PV[(1+0.0653)³⁵ - 1]/(0.0653)
After calculating,
PV = $16020.544
The value $16020.544 is near the $16,017.
Thus, the real amount that must deposit each year to achieve your goal is $16,017 option (c) is correct.
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15 points?
Solve
(7-w)(5w-8) = 0
(if there is more that one solution, separate them with commas.)
Please state what w is...
━━━━━━━☆☆━━━━━━━
▹ Answer
(w = 7, w = 8/5)
▹ Step-by-Step Explanation
(7 - w)(5w - 8) = 0
Separate:
7 - w = 0
5w - 8 = 0
Solve:
w = 7
5w - 8 = 0
(w = 7, w = 8/5)
Hope this helps!
CloutAnswers ❁
━━━━━━━☆☆━━━━━━━
Answer:
w = 7, 8/5
Step-by-step explanation:
(7 - w) (5w - 8) = 0
(7 - w) × (5w - 8) = 0
7 × 5w - 7 × 8 - w × 5w + w × 8 = 0
35w - 56 - 5w² + 8w = 0
- 5w² + 43w - 56 = 0
5w² - 43w + 56 = 0
5w² - 35w - 8w + 56 = 0
5w(w - 7) - 8(w - 7) = 0
(w - 7) (5w - 8) = 0
w - 7 = 0 OR 5w - 8 = 0
w = 7 OR w = 8/5
Thus, the value of w is 7, 8/5
If f(x) = 2x + 3 and g(x) =4x - 1, find f(4).
Solve the "f" function with substitute 4 and solve the "g" function with what we get for the "f" function.
f(4) = 2(8) + 3
f(4) = 16 + 3
f(4) = 19
g(19) = 4(19) - 1
g(19) = 76 - 1
g(19) = 75
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Calculate the producers' surplus for the supply equation at the indicated unit price p.(Round your answer to the nearest cent.) p = 120 + q; p = 165
Answer: ps = 1012.5
Therefore the producers' surplus for the supply equation at the indicated unit price p is 1012.5
Step-by-step explanation:
Given that;
p = 120 + q ; p = 165
Now to find the producer's surplus for supply equation p=f(q) at the indicated unit price; we find p
so from p = 120 + q ; p = 165, if we substitute for q
120 + q = 165
q = 165 - 120 = 45
so
ps = ⁴⁵∫₀ ( 165 - (120+q) dq
ps = ⁴⁵∫₀ ( 45 - q) dq
USING THE EXPRESSION [ xⁿdx = xⁿ⁺¹ / n+1]
ps = [45q - q²/2]₀⁴⁵
ps = [45(45) - 45²/2] [45(0) - (0)²/2]
ps = [2025 - 1012.5] - [0]
ps = 1012.5
Therefore the producers' surplus for the supply equation at the indicated unit price p is 1012.5
Please help me how to convert fraction to decimal? easy method plz.
Find the value of each of the following quantities.
(a) C(5, 4)
(b) C(5, 0)
(c) P(5, 1)
(d) P(5, 5)
Answer: (a) 5 (b)1 (c)5 (d)120
Step-by-step explanation:
Formula for combinations: [tex]C(n,r)=\dfrac{n!}{r!(n-r)!}[/tex]
Formula for permutations: [tex]C(n,r)=\dfrac{n!}{(n-r)!}[/tex]
(a) C(5, 4) = [tex]\dfrac{5!}{4!(5-4)!}=\dfrac{5\times4!}{4! (1)}=5[/tex]
(b) C(5, 0) = [tex]\dfrac{5!}{0!(5-0)!}=\dfrac{5!}{5! }=1[/tex]
(c) P(5, 1) = [tex]\dfrac{5!}{(5-1)!}=\dfrac{5\times4!}{4! }=5[/tex]
(d) P(5, 5) = [tex]\dfrac{5!}{(5-5)!}=\dfrac{5!}{1}=5!= 5\times4\times3\times2\times1=120[/tex] [as 0!=1]
Hence, the required answer is
(a) 5 (b)1 (c)5 (d)120
Which of the following is equal to 5% of 55% of 555?
Answer:
Step-by-step explanation:
The correct answer is 15.15.
The solution is 15.2625
The value of the equation 5% of 55% of 555 is A = 15.2625
What is an Equation?Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.
It demonstrates the equality of the relationship between the expressions printed on the left and right sides.
Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.
Given data ,
Let the number be represented as n = 555
Now , let the equation be represented as A
The value of A = 5% of 55% of 555
On simplifying the equation , we get
55 % of 555 = 555 x ( 55/100 )
55 % of 555 = 555 x 0.55
55 % of 555 = 305.25
Now , 5% of 55% of 555 = A
A = 5 % of 305.25
The value of A = 305.25 x ( 5/100 )
The value of A = 305.25 x ( 0.05 )
The value of A = 15.2625
Hence , the value of the equation is A = 15.2625
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F = 2xi+3yj and σ is the cube with opposite corners at (0,0,0) and (3,3,3), oriented outwards. Find the flux of the flow field F across σ.
Answer:
the flux of the flow field F across σ = 135
Step-by-step explanation:
Given that :
F = 2xi + 3yj
and σ is the cube with opposite corners at (0,0,0) and (3,3,3) oriented outwards.
Using divergence theorem,
[tex]\iint \ F.ds = \iiint \ div. f \ dV[/tex]
[tex]div \ f = \dfrac{\partial }{\partial x}2x + \dfrac{\partial}{\partial y }(3y)[/tex]
f = 2 +3 = 5
where ;
F = 2xi + 3yj
Thus , the triple integral can now be ;
[tex]= \iiint 5.dV[/tex]
[tex]=5 \iiint \ dV[/tex]
[tex]= 5 \ \int^{3}_{0}\int^{3}_{0}\int^{3}_{0} \ dV[/tex]
= 5(3)(3)(3)
= 135
A bricklayer is able to set 2.5 bricks in one minute. How many bricks can he set in 8 hours?
2,000
O 150
O 20
O
1, 200
0
120
Answer:
1200
Step-by-step explanation:
First we need to figure out how many bricks can be set in an hour, so you do 2.5*60, since there are 60 min. in an hour. That's 150.
Now we do 8 hours. You do 150*8, which is 1200.
Hope this helps.
Answer:
1200
Step-by-step explanation:
The reason behind this answer is because you first multiply 2.5 by 60 for the 60 minutes in an hour and ultimately get 150 then you multiply that answer by 8 to get 1200.
Find the largest value of $n$ such that $5x^2+nx+48$ can be factored as the product of two linear factors with integer coefficients.
Answer:
[tex]n = 241[/tex]
Step-by-step explanation:
Given
[tex]5x^2 + nx + 48[/tex]
Required
Determine the highest value of n
From the given equation, 5 is a prime number;
So, the factors of x² is 5x and x or -5x and -x
Since [tex]5x^2 + nx + 48[/tex] has all shades of positive terms, we'll make use of 5x and x
The factorized expression can then be:
[tex](5x + a)(x + b)[/tex]
Open the brackets
[tex]5x^2 + ax + 5bx + ab[/tex]
Equate this to the given expression
[tex]5x^2 + ax + 5bx + ab = 5x^2 + nx + 48[/tex]
[tex]5x^2 + (a + 5b)x + ab = 5x^2 + nx + 48[/tex]
By direct comparison;
[tex]5x^2 = 5x^2[/tex]
[tex](a + 5b)x = nx[/tex]
[tex]a + 5b = n[/tex] ---- (1)
[tex]ab = 48[/tex] --- (2)
From (2) above, the possible values of a and b are:
[tex]a = 1, b = 48[/tex]
[tex]a = 2, b = 24[/tex]
[tex]a = 3, b = 16[/tex]
[tex]a = 4, c = 12[/tex]
[tex]a = 6, b = 8[/tex]
[tex]a = 8, b = 6[/tex]
[tex]a = 12, b = 4[/tex]
[tex]a = 16, b = 3[/tex]
[tex]a = 24, b = 2[/tex]
[tex]a = 48, b = 1[/tex]
Of all these values; the value of a and b that gives the highest value of n is;
[tex]a = 1, b = 48[/tex]
So;
Substitute 1 for a and 48 for b in (2) [tex]a + 5b = n[/tex]
[tex]1 + 5 * 48 = n[/tex]
[tex]1 + 240 = n[/tex]
[tex]241 = n[/tex]
[tex]n = 241[/tex]
Hence, the largest value of n is 241
Answer:
Step-by-step explanation:
The two factors of $5x^2+nx+48$ must be in the form $(5x+A)(x+B)$. $A$ and $B$ must be positive integers to form the largest value of $n$. Therefore, $AB=48$ and $5B+A=n$. To form the largest value of $n$, $B$ must equal $48$. Therefore, $A=1$. \[5B+A=5(48)+1=\boxed{241}\]
Use cylindrical coordinates.
Find the volume of the solid that is enclosed by the cone
z = \sqrt{x^2+y^2} and the sphere x2 + y2 + z2 = 32.
Answer: Find the answer in the attachment
Step-by-step explanation:
The volume constrained both by the cone and the sphere is [tex]21.905\pi[/tex] cubic units.
The volume of a solid in cylindrical coordinates ([tex]V[/tex]) can be determined by the following triple integral:
[tex]V = \iiint dz\,r\,dr\,d\theta[/tex] (1)
The solid is constrained by the following equations in cylindrical coordinates:
Sphere
[tex]r^{2}+z^{2} = 32[/tex] (2)
Cone
[tex]z = r[/tex] (3)
The integration limits can be identified by using the following intervals:
[tex]z \in [0, +\sqrt{32-4^{2}}][/tex], [tex]r \in [0,4][/tex], [tex]\theta \in [0,2\pi][/tex]
And the triple integral has the following form:
[tex]V = \int\limits_{0}^{2\pi}\int\limits_{0}^{4}\int\limits_{0}^{+\sqrt{32-r^{2}}} dz\,r\,dr\,d\theta[/tex] (4)
Now we proceed to integrate the expression thrice:
[tex]V = \int\limits_{0}^{2\pi}\int\limits_{0}^{4}\sqrt{32-r^{2}}\,r\,dr\,d\theta = 10.952\int\limits_{0}^{2\pi}\,d\theta = 21.905\pi[/tex]
The volume constrained both by the cone and the sphere is [tex]21.905\pi[/tex] cubic units.
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Does a point have a location?
A point in geometry is a location.
It has no size, width, length or depth. A point is shown by a dot. A line is defined as a line of points that extends infinitely in two directions.
Subtract 5y ^2−6y−115, y, squared, minus,
Answer:
y^2+8y+16
Step-by-step explanation:
6y^2 +2y +5 - ( 5y^2 -6y-11)
Distribute the minus sign
6y^2 +2y +5 - 5y^2 +6y+11
Combine like terms
y^2+8y+16
Which of the following is NOT a rational number?
7.11
4.333...
8/11
-2852664798743...
Answer:
A rational number is a number that can be written as a fraction.
A. 7.11
=> 711/100
So, the 1st option is a rational number.
B. 4.333....
=> 4 1/3
=> 13/3
So, the 2nd option is a rational number.
C. 8/11
=> This is in its fractional form.
=> So, the 3rd option is a rational number.
D. -2852664798743
=> This can't be written in a fractional form.
=> So, the 4th option is NOT a rational number.
PLLLSSSS HELP which one is greater a or b. ?
Answer:
The rate of change for A is 4. For B, it is 2
Step-by-step explanation:
the slope of A is 4 and for B it is 2. Slope is the same as rate of change.
The endpoints of a line segment graphed on a coordinate plane are (8, 5) and (10, 1). What are the coordinates of the midpoint of the line segment?
Answer:
(9,3)
Step-by-step explanation:
(8+10)/2. (5+1)/2
18/2. 6/2
9,3
Factor xy−4y+4x−16 by grouping
Answer:
[tex](y+4)(x-4)[/tex]
Step-by-step explanation:
Given the expression:
[tex]xy-4y+4x-16[/tex]
[tex](xy-4y)+(4x-16)[/tex]
Take the common factor
[tex]y(x-4)+4(x-4)[/tex]
[tex](y+4)(x-4)[/tex]
The factored expression is (x - 4)(y + 4).
To factor the expression xy - 4y + 4x - 16 by grouping, we first group the terms in pairs and look for common factors:
xy - 4y + 4x - 16
Now, let's factor by grouping:
Step 1: Group the terms in pairs.
(xy - 4y) + (4x - 16)
Step 2: Factor out the common factor from each group.
In the first group, we can factor out "y" from the two terms:
y(x - 4)
In the second group, we can factor out "4" from the two terms:
4(x - 4)
Step 3: Notice that both groups have a common factor of (x - 4). Factor it out.
(x - 4)(y + 4)
So, the factored expression is (x - 4)(y + 4).
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A regression equation is obtained for a collection of paired data. It is found that the total variation is 20.711 , the explained variation is 18.592 , and the unexplained variation is 2.119 . Find the coefficient of determination.
Answer:
0.898
Step-by-step explanation:
The formula for the Coefficient of determination = ratio of explained variation to Total variation
From the above question, we have the following values
Explained variation = 18.592
Total variation = 20.711
The coefficient of determination = 18.592 : 20.711
= 18.592/20.711
= 0.8976872194
Approximately ≈ 0.898
Therefore, the coefficient of determination is 0.898
can someone help ? i only have 36 min
Answer:
[tex] \boxed{ \bold{{ \boxed{ \sf8 {x}^{7} + 3 {x}^{6} + {x}^{5} + 5 {x}^{4} - 2 {x}^{3} }}}}[/tex]
Step-by-step explanation:
Here, we have to arrange the polynomial from higher power to lower power.
So, Option C is the correct option
Hope I helped!
Best regards! :D
Find the distance between (-7,-2) and (11,3)
Answer:
The answer is
[tex] \sqrt{349} \: \: units[/tex]Step-by-step explanation:
The distance between two points can be found by using the formula
[tex]d = \sqrt{ ({x1 - x2})^{2} + ({y1 - y2})^{2} } \\ [/tex]where
(x1 , y1) and (x2 , y2) are the points
From the question the points are
(-7,-2) and (11,3)
The distance between the points is
[tex]d = \sqrt{ ({ - 7 - 11})^{2} + ({ - 2 - 3})^{2} } \\ = \sqrt{ ({ - 18})^{2} + ({ - 5})^{2} } \\ = \sqrt{324 + 25} \\ [/tex]We have the final answer as
[tex] \sqrt{349} \: \: units[/tex]Hope this helps you
what I need to Know is 5003×5984= can you answer my question please thanks
Answer:
29,937,952 mark me as brainliest
Step-by-step explanation:
40.7 is the same as 4.07
Answer:
That would be false
Step-by-step explanation:
if you look at where the decimal is, 40.7 would be bigger
112,783 expanded form
Answer:
100,000 + 10,000+ 2,000+ 700+ 80+ 3
(5x+3)(7x-7) how do find x
We can use the FOIL method to solve.
(5x + 3)(7x - 7)
(5x * 7x) + (5x * -7) + (3 * 7x) + (3 * -7)
35x - 35x + 21x - 21
0 + 0
0
Best of Luck!
A cash box of $1 and $5 bills is worth $45. The number of $1 bills is 3 more than the number of $5 bills. How many of each bill does it contain?
Answer:
There are 10 $1 bills and 7 $5 bills
Step-by-step explanation:
7($5 bills) x 5
=35
7+3 (3 more $1 bills)
=10
10+35
=45
Answer:
$1: 10
$5: 7
Step-by-step explanation:
To find out how many of each bill is in the cash box, create an expression
x = the dollar bills
This makes the $5 bills 5x and the $1 bills x (this can also be 1x)
When it says "The number of $1 bills is 3 more than the number of $5 bills" This means that the number of $1 is x + 3 and the number of $5 is 5x
When you put it together the expression will be x + 3 + 5x = 45
First add x and 5x, making it 6x
Next subtract 3 from each side, which makes the equation 6x = 42
Lastly, divide 6 from each side, this means that x = 7
To find out how many bills there are substitute 7 wherever there is an x
This mean that the number of $1 is 7 + 3 (10), and the number of $5 bills are 5x7 (35), but its just 7 because they are $5 each