Quiz about Finding Range

Question 1

The table shows some points on the quadratic function h. What is the range of h?

Accepted Answer

All real numbers greater than or equal to -8

Answer

All real numbers

Answer

All real numbers greater than or equal to -7

Answer

All real numbers greater than or equal to 0

Question 2

What is the range of the function?

Accepted Answer

R:{y is less than or equal to 3}

Answer

R:{y is greater than or equal to 3}

Answer

R:{all real numbers}

Answer

R:{y is between and including -6 and 3}

Question 3

What is the range of the function?

Accepted Answer

$$\left\{y:\ -1\le y<+\infty\right\}$$

Answer

$$\left\{y:\ -1

Answer

$$\left\{y:\ 1.5\le y<+\infty\right\}$$

Answer

$$\left\{y:-1\le y\le1.5\right\}$$

Question 4

What is the range of this function?

Accepted Answer

Accepted Answer

$$-3\le y\le3$$

Answer

-5x $$\le$$ 5

Answer

Question 5

Give the domain and range. Tell if it is a function.

Accepted Answer

D: {-4, -2, 0, 2}
R: {-2, 1}
Function

Answer

D: {-4, -2, 0, 2}
R: {-2, -2, 1, 1}
Function

Answer

D: {-4, -2, 0, 2}
R: {-2, -2, 1, 1}
Not a Function

Answer

D: {-4, -2, 0, 2}
R: {-2, 1}
Not a Function

Question 6

A set of weights includes a 4 lb barbell and 6 pairs of weight plates. Each pair of plates weighs 20 lb. If x pairs of plates are added to the barbell, the total weight of the barbell and plates in pounds can be represented by f(x)=20x+4. What is the range of the function for this situation?

Accepted Answer

{4, 24, 44, 64, 84, 104,124}

Answer

{0, 1, 2, 3, 4, 5, 6}

Answer

{0, 2, 4, 6}

Answer

{4, 44, 84, 124}

Finding Range

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