Exploring Function Notation in Quadratic Functions

What is the first step in the description method for evaluating f(x) = x^2 + 5 at x = -3?

• Add 5 to the input value

• Multiply the input value by 2

• Square the input value

• Select the input value

Tags

CCSS.HSF.IF.A.2

What is the result of squaring -3 in the function f(x) = x^2 + 5?

• 12

• 9

• 15

• 6

Tags

CCSS.HSF.IF.A.2

Using the substitution method, what is f(-3) for the function f(x) = x^2 + 5?

• 11

• 12

• 13

• 14

Tags

CCSS.HSF.IF.A.2

What is the final value of g(5) for the function g(x) = -x^2 + 1 using the description method?

• -22

• -23

• -21

• -24

Tags

CCSS.HSF.IF.A.2

In the substitution method, what is the value of g(5) for g(x) = -x^2 + 1?

• -22

• -23

• -24

• -25

Tags

CCSS.HSF.IF.A.2

What is the first step in the description method for evaluating h(x) = -2x^2 - 3 at x = 1?

• Subtract 3

• Square the input value

• Multiply by -2

• Select the input value

Tags

CCSS.HSF.IF.A.2

What is the result of multiplying 1 squared by -2 in the function h(x) = -2x^2 - 3?

• -4

• -2

• -3

• -1

Tags

CCSS.HSF.IF.A.2

Using the substitution method, what is h(1) for the function h(x) = -2x^2 - 3?

• -6

• -5

• -7

• -4

Tags

CCSS.HSF.IF.A.2

What is the final value of h(1) for the function h(x) = -2x^2 - 3 using the description method?

• -7

• -4

• -5

• -6

Tags

CCSS.HSF.IF.A.2

What point is generated by the input x = 1 for the function h(x) = -2x^2 - 3?

• (1, -4)

• (1, -5)

• (1, -6)

• (1, -7)

Tags

CCSS.HSF.IF.A.2