What are the domain and range of f(x) =4^x-8

Answers

Answer 1
Answer: The domain in this equation is -7<x<infinty and the range is negative infinty<y<1.5

Related Questions

A model is made of a car. The car is 8 feet long and the model is 10 inches long. What is the ratio of the length of the car to the length of the model?
Cynthia's credit card has a limit of $1,000 with an introductory rate of 0%, a late fee of $35, and currently a balance of $0. The card also has an annual fee of $45 which is applied every year in August. Cynthia makes a $75 purchase that shows up on her August bill and she pays $45 before the due date. What will be the balance on Cynthia's credit card?$45 $65 $35 $75
Helpppppp!!!!!!!!!!and explain too
A lawnmower that regularly sells for $150 is on sale for $120. The price was decreased by percent.
Solve for x: 3(x + 1) = −2(x − 1) + 6.

Shalika bought a purse for $120. The tax rate is 9%. Which proportion can be used to find the amount of tax Shalika will pay?

A.9/120=x/100

B.120/x=100/9

C.x/120=100/9

D.120/9=100/x

Answers

Asking the Math Gods...

$120*.09+$120=$130.80

$10.80 in Tax

B.120/x=100/9


–8.2q = –18.67 − 8.2q

Answers

Answer:

There is no solution to this equation.

-8.2q = -18.67 - 8.2q

In this equation, you have -8.2q on both sides. To solve for q, we can start by subtracting -8.2q from both sides of the equation:

-8.2q + 8.2q = -18.67 - 8.2q + 8.2q

On the left side, -8.2q + 8.2q cancels out to 0, leaving us with:

0 = -18.67

Now, we have an equation that says 0 is equal to -18.67. This is not possible, as 0 will never be equal to a non-zero number. Therefore, there is no solution to this equation.

Answer:

There is no solution for q.

Step-by-step explanation:

Definition:

Equation: A statement that two expressions are equal.

Solving an equation: Finding the value of the variable that makes the equation true.

Solution:

To find q in the equation -8.2q = -18.67 - 8.2q, we can follow these steps:

Add8.2q from both sides of the equation.

This gives us:

-8.2q +8.2q = -18.67 - 8.2q + 8.2q

Simplifying both sides of the equation, we get:

0q = -18.67

Divide both sides of the equation by 0.

\sf q = (-18.67)/(0)

However, division by 0 is undefined. Therefore, there is no solution for q.

Convert 386 milligrams to grams.

0.386 g
3.86 g
38.6 g
3,860 g

Answers

g= mg/1000 
x g= 386mg/1000
x = 0.386g

Answer:

I think it's A. Hope this help's!

Ralph is covering a bulletin board with colored sheets of paper. The ratio of the number of sheets of red paper to the number of sheets of pink paper is 1 to 3. How many sheets of pink paper will Ralph need if he uses 3 sheets of red paper? A. 6 B. 8 C. 9 D. 12

Answers

There are 9 Pink colored sheets.

What is Algebra?

A branch of mathematics known as algebra deals with symbols and the mathematical operations performed on them.

Variables are the name given to these symbols because they lack set values.

In order to determine the values, these symbols are also subjected to various addition, subtraction, multiplication, and division arithmeticoperations.

given:

Ratio of Red: Pink = 1 :3

let the common ratio be x

If red color sheets are 3.

Then 1x =3

x= 3

Then ,the number of pinksheet s

= 3x

= 3(3)

= 9

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Answer:

Ralph will need 9 sheets of pink paper

Explanation:

The red paper to pink paper ratio is 1 to 3. This means that for every 1 piece of red paper, there are 3 pieces of pink paper. Since there are 3 pieces of red paper that Ralph has, you multiply 3 times 3 to get 9 pieces of pink paper.

Carl starts to use the standard algorithm to solve 2,375 × 6. His work is shown below.What number should Carl replace y with?

Answers

I’m pretty sure it should be 2 since 6x3 is 18 and you add the 4 which makes it 22.

y=2

Final answer:

In Carl's use of the standard algorithm of multiplication, the 'y' could represent one of the digits from the correct answer of 14,250 resulting from 2,375 multiplied by 6. Without seeing Carl's actual work, the exact figure for 'y' cannot be definitively determined.

Explanation:

In the question, it appears that Carl is multiplying a number (2,375) by 6 using the standard algorithm for multiplication. Unfortunately, without seeing Carl's work, we can't determine what number 'y' should be. However, if Carl is conducting this multiplication accurately, we can find the result independently to discover what 'y' should be in Carl's equation.

When you multiply 2,375 by 6 using the standard algorithm, you get 14,250. Hence, Carl should find the same answer. For numbers in 'y's place, it seems Carl might be figuring out a digit in the answer. Since we know that the product should be 14,250, if the y is supposed to represent a single digit in Carl's answer, it should be one of these numbers: 1, 4, 2, 5, or 0.

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F(x) = 3x - 3
g(x) = 4x + 5

find (f+g) (3)

Answers

Answer:

23

Step-by-step explanation:

(f + g)(3) = f(3) + g(3)

f(3) = 3(3) - 3 = 9 - 3 = 6

g(3) = 4(3) + 5 = 12 + 5 = 17

Then

(f + g)(3) = 6 + 17 = 23