Help question is in the pic

Help Question Is In The Pic

Answers

Answer 1
Answer: D) -304

Step-by-Step Solution:

=> f(x) = 5x - 1
=> g(x) = 2x^2 + 1
=> Find value of (f * g)(-3)

First Substitute x as -3 in f(x) and g(x) :-

f(x) = 5x - 1
f(-3) = 5(-3) - 1
f(-3) = -15 - 1
=> f(-3) = -16

g(x) = 2x^2 + 1
g(-3) = 2(-3^2) + 1
g(-3) = 2(9) + 1
g(-3) = 18 + 1
=> g(-3) = 19

Now Multiply f(-3) with g(-3) :-

= f(-3) * g(-3)
= -16 * 19
=> -304

Therefore, (f * g)(-3) = -304



Related Questions

PLS HELP ME I WIL MARK BRAINLEST

Answers

Answer: 1. X=4
Answer: 2. X=-4

whats 555 divided by 5

Answers

Answer:

111

Step-by-step explanation:

555÷5=111
and just to check, 5×111=555

Answer:

555 divided by 5 = 111

Step-by-step explanation:

This is common knowledge. The 5 in the hundreds place is divisible by 5 to get a quotient of 1. The 5 in the tens place is also divisible by 5 to get a quotient of 1 and the same is equally true for the 5 in the ones place.

Hence, the quotient of 555/5 = 111

Hope this helps! :D

What should be added to (-10) to get (+10)​

Answers

Answer:

20

Step-by-step explanation:

-10 + 20 = +10

Answer:

[tex]\fbox {20}[/tex]

Step-by-step explanation:

Let the required term be x

Then :

x + (-10) = 10x - 10 = 10x = 10 + 10x = 20

lamy can paint 84 portraits in 6 weeks. at this rate , how many portraits can he paint in 2 weeks

Answers

Answer:

28 portraits

Step-by-step explanation:

Let's first figure out how many portraits Lamy can paint in 1 week, which is his unit rate. To calculate this, we just have to divide the number of portraits he paints by the amount of time it takes him to paint them.

In this case, the former quantity is 84 portraits, and the latter quantity is 6 weeks, so his unit rate is [tex]\frac{84 \text \: portraits}{6 \text \: weeks}[/tex] = 14 paintings per week.

Now, we know that in 1 week, Lamy can paint 14 portraits. Therefore, since this is a directly proportional relationship, all we have to do to find how many portraits he can paint is 2 weeks is double the unit rate. This is because in a directly proportional relationship, if you multiply one variable by a number, you have to multiply the other by the same number to maintain equality, and here we are multiplying weeks by 2 so we need to multiply paintings by 2 as well.

Thus, Lamy can paint 14 · 2 = 28 paintings in 2 weeks.

Hope this helps!

the answer to this question

Answers

Answer:

positive 1!

Step-by-step explanation:

i got it right on the test trust me!

pls tell the answer with explanation, i have finish this hw

Answers

Answer:

7 and 8

Step-by-step explanation:

49 - 1 = 48. (1)

48 - 3 = 45. (2)

45 - 5 = 40. (3)

40 - 7 = 33. (4)

33 - 9 = 24. (5)

24 - 11 = 13. (6)

13 - 13 = 0. (7) The answer is 7

64 - 1 = 63. (1)

63 - 3 = 60. (2)

60 - 5 = 55. (3)

55 - 7 = 48. (4)

48 - 9 = 39. (5)

39 - 11 = 28. (6)

28 - 13 = 15. (7)

15 - 15 = 0. (8) the answer is 8

Answer:

Step-by-step explanation:

Finding square root by repeated subtraction method:

      In this, the given number is subtracted by consecutive odd numbers (1,3,5,7,9.....)  till we fer zero at the end. Count the number of steps performed and this number will be square root of the given number.

a) 49

49 -1 = 48 48 - 3 = 4545 - 5 = 4040 - 7 = 3333 - 9 = 2424 - 11 = 1313 - 13 = 0

√49 = 7

b)  64

64 - 1 = 6363 - 3 = 6060 - 5 = 5555 - 7 = 4848 -9  = 3939 -11  = 2828 - 13 = 1515 - 15 = 0

√64 = 8

Parent Functions
Question 4 of 10
On a piece of paper, graph:
{1 if -1 < x≤0
f(x) = {2 if 0 < x≤1
{3 if 1 < x≤2
Then determine which answer choice matches the graph you drew.

Answers

The graph of the parent function is given below;

What is Function?

The functions are the special types of relations. A function in math is visualized as a rule, which gives a unique output for every input x.

Here, the given function is;

         1, if -1<x≤0

f(x) = 2, if 0<x≤1

          3, if 1<x≤2

Now, the graph of given function is given below.

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Answer:

The correct graph is in the image below

Step-by-step explanation:

What is the approximate area of the circle shown below?
60 cm C
A. 11,310 cm²
B. 94 cm²
C. 2827 cm²
D. 188 cm²

Answers

C because the formula to find the are of a circle is A=(pi) * radius^2. To find the radius from diameter, just divide by two. So 60/2= 30 so now you can just plug in and 30 * 30 is 900 and 900 * pi, or 3.1415926535, is about 2827
2827 should be the answer because of the area it is showing

what is is i^30?
A. -i
B. -1
c. 1
D.i

Answers

[tex]i^{30}=(i^2)^{15}=(-1)^{15}=-1[/tex]

How many different committees
with 4 members can be formed
from a group of 8 people?

Answers

Answer:

70 is the right answer....

Answer:

70 ways

Step-by-step explanation:

8 C 4 =   8 ! / ( 4! * 4!) = 70 ways

Express your answer as a decimal. 63÷12=

Answers

Answer:

5.25

Step-by-step explanation:

Answer:

5.25

Step-by-step explanation:

type 63 : 12 in your calculator

see the example in the attachment.

At which point in the business cycle would the unemployment rate begin to increase? 1 2 3 4

Answers

Answer:

2 & 3

Step-by-step explanation:

2. High Interest Rates

High-interest rates make it more difficult for businesses to invest. For instance, a small store that is just starting is going to find it hard to make repayments at an interest rate of 20 or 30 percent. It also sucks out money from the economy and re-directs it to the banks. As the interest rates are so high, businesses and consumers reduce their demand for credit. In turn, there is a contraction in the money supply which can lead to deflation.

The effects of high interest rates can be dire if not managed correctly and subtly by central banks. If the interest rates are increased too fast, too high, and too rapidly, we will see the aforementioned effects such as lower business investment and deflation. Therefore, it can contribute to a transition towards an economic contraction in the business cycle.

3. Declining Real Incomes

Inflation can create a drain on consumer incomes as it decreases its value year on year. Therefore, if firms do not increase wages in line with inflation, the average worker will be able to afford less than before.

If real incomes decline, it means consumers have less income to spend on goods and services in the economy. In turn, a prolonged period of decline in real incomes can contribute to an economic contraction in the business cycle.

Answer

is 3 just did it on edge

Step-by-step explanation:

Question 1 of 20
The volume of a rectangular box is 5x(x+3)(2x - 1).
Height: 2x-1
Length: x + 3
Width: 5x
Which statement is true?
A. The volume is the product of the area of the base, 5x(x + 3), and
the height, 2x - 1.
B. The volume is the sum of the length, x + 3, the width, 5x, and the
height, 2x - 1.
C. The volume is the product of the length, x + 3, and the width, 5x.
D. The volume does not depend on the height, 2x - 1.

Answers

Answer:

A. The volume is the product of the area of the base, 5x(x + 3), and

the height, 2x - 1.

Step-by-step explanation:

Volume is defined as the product of the Length, Width, and Height,

V = L*W*H

The Length x Width is the Area of the Base

L*W = Area Base)

Therefore:  

The (L*W) in the equation V = L*W*H can be replaced with [Area of the Base]

[Area of the Base]

[Area of the Base]  = (5x)*(x+3)          [(or 5x^2 + 15x)]

Volume = [Area of the Base]*H

Volume = [(5x)*(x+3)]*(2x-1)

     The volume is the product of the area of the base, 5x(x + 3), and

the height, 2x - 1.

  That looks a lot like the answer in A:  "The volume is the product of the area of the base, 5x(x + 3), and the height, 2x - 1."

A set of equations is given below:
Equation C: y = 7x + 12
Equation D: y = 7x + 2
How many solutions are there to the given set of equations?
O One solution
OTwo solutions
O Infinitely many solutions
No solution

Answers

Answer: No solution

Step-by-step explanation:

Ths lines are parallel (as they have the same slope but different y-intercepts), and parallel lines never intersect. Thus, the system has no solutions because the lines never intersect.

What is the y-value in the solution to this system of linear equations?
4x + 5y = -12
-2x + 3y = -16
O-4
O-2
O2
O 5

Answers

Step-by-step explanation:

please mark me as brainlest and follow me

F(x)= (x-2)(x+4)(x+5)What is the sign of f on the interval -4

Answers

By evaluating the polynomial, we will see that the sign on the interval [-4, 2] is negative.

What is the sign of f on the interval [-4, 2]?

Here we have the polynomial:

f(x) = (x - 2)*(x + 4)*(x + 5).

You can see that the roots of the polynomial are at:

x = 2

x = -4

x = -5.

Then, on the interval [-4, 2], the sign of the polynomial don't change. So to get the sign of f(x) on that interval we can just evaluate it in any value of x that belongs to the interval, for example, x = 0.

f(0) = (0 - 2)*(0 + 4)*(0 + 5) = -2*4*5 = -40

With this, we can conclude that the sign of f(x) on the given interval is negative.

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Answer:

always negative

Step-by-step explanation:

Determine the values for the pronumerals that make the following piece-wise functions continuous. (I really need help please).​

Answers

Step-by-step explanation:

A function is continuous at x is

Limit as x approaches c= f(c).

Step 1: Find f(4).

4 is defined for 2x-1 so plug in. 4 for x.

[tex]2(4) - 1 = 7[/tex]

Note that what we just calculated was not only f(4) but also the left sided limit of f(x).

Step 2: Make sure the left sided and right sided limit are equal to 7.

[tex]a + 5x = 7[/tex]

Plug in 4 for x

[tex]a + 5(4) = 7[/tex]

[tex]a = - 13[/tex]

-Find the y-intercept of the line with the equation 2x+y=5.

A. -5
B.
-2
C. 1/2
D. 0
E. 5

Answers

Answer:

E.  5

Step-by-step explanation:

Let's rewrite the equation in the form of y=mx+b, where m is the slope and b is the y-intercept (the value of y when x = 0).

2x + y = 5

y = -2x+5

M, the slope, is -2

5, b, is the y-intercept

See attached graph.

sin 30°-cos 30°÷ sin 60°

Answers

Answer:

-1/2

Step-by-step explanation:

sin(30 degrees) = sin (pi/6) = 1/2

cos(30 degrees) = cos (pi/6) = [sqrt(3)]/2]

sin (60 degrees) = sin(pi/3) = [sqrt(3)]/2]

1/2 - [sqrt(3)/2] / [sqrt(3)/2] = -1/2

What division problem does this area model represent?

Enter your answer in the boxes.

÷ 75 =
R
Rectangle with left side labeled 75. Vertical lines divide the rectangle into three parts. The left part has 40 above it and 3000 inside it. The middle part has 4 above it and 300 inside it. The right part has 53 inside it and nothing above it.

Answers

The division problem that's illustrated based on the information is 3000/75 = 40 without remainder.

How to calculate the rectangle?

A rectangle is defined as a two-dimensional shape having four-sided and opposite sides equal and parallel.

From the information, it was stated that the rectangle with left side labelled 75 and the middle part has 4 above it and 300 inside it.

Therefore, the division problem that's illustrated based on the information is 3000/75 = 40 without remainder.

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In the first picture can you please answer all of them in order I'm not sure if my answers are correct.

Answers

The number of cookies packs needed if the treasurer buys 1 package of brownies bites is 5 packs

Equation

Total attendance = 75 peopleCookies in each pack = 12Brownies in each pack = 15Number of cookies pack = cNumber of brownies pack = b

15b + 12c = 75

If 1 package of brownies is bought

15b + 12c = 75

15(1) + 12c = 75

15 + 12c = 75

12c = 75 - 15

12c = 60

c = 60/12

c = 5 packs

It is a reasonable value in this context

If 9 packages of brownies are bought

15b + 12c = 75

15(9) + 12c = 75

135 + 12c = 75

12c = 75 - 135

12c = -60

c = -60/12

c = -5 packs

The value is not reasonable in this context

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what choices are solutions to equation below x^-7x=-24/4
check all that apply
a. x=2
b. x=6
c. x=1
d. x=12

Answers

-24/4=-6
x^-7x+6=0
(x-6)(x-1)=0
x=6 or x=1

Please help due tomorrow

What transformations could have been used to map ABCE onto A’B’C’D’E?

Answers

Answer: This looks like it is a reflection of the y-axis and then an enlarging dilation.

need help with this question , pls help

Answers

Answer:

A = 80g B = 200g

Step-by-step explanation for A:

First, you would find what the serving size is divided by to get the number of people needed to feed 6/3 = 2. Then take that number (3) and divided it by the fish (240g) to get 240/3 = 80.

Step-by-step explanation for B:

You will first need to find how much butter goes into ONE pie by dividing 80 by 6 which is 1.33333333333333. Then do 1.333333333333333 times the number of people to feed (15) to get 200.

True or false? Any fraction made up of two natural numbers is a rational number. Explain your answer.

Answers

Rational numbers are numbers that can be written in the form of a/b where a and b are integers.

What are Rational and Irrational numbers?

Rational numbers are numbers that can be written in the form of a/b where a and b are integers.

Example: 1/2, 3.5 (which is writable as 7/5), 2(which is writable as 4/2), etc.

Irrational numbers are those real numbers that are not rational numbers.

For example √2, π, √13, etc.

It is an important thing to Know that all natural numbers are integers, and all integers are rational numbers. That means natural numbers are not irrational.

The given statement that any fraction is made up of two natural numbers is a rational number is true.

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The following clues will help us identify a shape:
The shape has no right angles.
The shape has no pairs of sides of equal length.
The shape is not a triangle.
it is a circle
PLEASE MARK THIS AS THE BRAINLYEIST ANSEWER

Answers

It’s could be a quadrilaterals but I’m not 100 per cent sure

Use the law of cosines round to the nearest tenths

Answers

Answer:

x = 11.5

Step-by-step explanation:

Formula

a^2 = b^2 + c^2 - 2*b*c * cos(A)                     Substitute givens in formula

Givens

b = 31c = 26A = 21oa = x                                                      Let a = x to present the formula in it's most normal way

Solution

a^2 = 31^2 + 26^2 - 2 * 31 * 26 * cos(21)       Find -2*31*26*cos(21)

a^2 = 961 + 676  -1504.93                             Combine

a^2 = 1637 -1504.93                                      Combine again

a^2 = 132.07                                                   Take the √ on both sides

√a^2 = √132.07

a = 11.5 Rounded.

Answer

x = 11.5

I forgot what multiples are bc I was on vacation and I forgot lots of things I learned





I'm usually smarter​

Answers

Answer:

C. 6

Step-by-step explanation:

6*1=6

6*3=18

6*4=24

6*7=42

Hope this helps!

If not, I am sorry.


You have $40.00. You wish to buy a T-shirt costing $14.50. You would also like to buy a pair of jeans. There
is a 6% sales tax on clothing. What is the top tag price (excludes sales tax) you could pay for the jeans?

Answers

Tax is 1.54

Including tax = 39.99
Excluding tax= 38.5

Hope this helps

Please Help!!!!!
Write the equation of a parabola with focus (-1, 3) and directrix x = -5. Also include a sketch of the parabola. Show all your work.

Answers

Answer:

Equation of parabola is (x+1)²=20(y-3)

Step-by-step explanation:

And the graph above

(x+1)²=20(y-3) is the equation of a parabola with focus (-1, 3) and directrix x = -5.

What is Equation?

Two or more expressions with an Equal sign is called as Equation.

Given, focus : (-1, 3)

directrix : x + 5 = 0 or x=-5

Let (x ,y) is the point on the parabola .

distance of point from focus = distance of point from directrix

√(x+1)²+(y-3)²=|x+5|

Let (x ,y) is the point on the parabola .

∴ distance of point from focus = distance of point from directrix

√(x+1)²+(y-3)²=|x+5|

squaring both sides,

(x+1)²+(y-3)²=(x+5)²

(x+1)²=20(y-3)

Hence,  (x+1)²=20(y-3) is the equation of a parabola with focus (-1, 3) and directrix x = -5.

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A biased dice is rolled 100 times. The results are shown below in the table. Result123456Frequency12292691410Estimate the probability of rolling a prime number? answer is equivalent to ?1649SAA.OB.O c.D.16491649316 The table shows the percentage of students in each of three grade levels who list fishing as their favorite leisure activityFishing6th Grade (38%) 48%9th Grade (29%) 50%11th Grade (33%) 32%Total (100%) (0.38)(0.48) + (0.29)(0.5) + (0.33)(0.32) = 0.433 or 43.3%Find the probability that a student is a 9th grader, given that fishing is their favorite leisure activity. What is the current in a circuit that is powered by a 6.0 V battery andconnected in series by a 2.0 resistor and a 12.0 resistor?A. 0.50 AB. 3.0 AC. 84.0 AD. 0.43 A a triangle is obtuse provided all the angles have a measure greater then 90 degrees What was the purpose of the worldwide efforts that came to be known as the Green Revolution? 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Make a list of the qualities, skills, and experiences a mayor should have to serve the city well. Each partner or group member should list at least three qualifications. Consider the concerns your group listed in the previous step.Create a job description for a new mayor. Base it on your discussion and work with your group. People interested in running for mayor should know from your job description whether they are qualified to run. You could make it in a newspaper advertisement or article format. Be sure to include at least three qualifications that your group agreed on.For your S2 Collaborate, be sure to turn in:Brainstorm list (concerns in the city, qualifications for mayor)Evidence of group discussion (emails or other communication about the city)Mayor Job Description Huilan is 8 years older than Thomas. The sum of their ages is 80. What is Thomas's age? In the early 1800s, British engineer Richard Trevithick invented the firstrailway steam locomotive. 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