Function Notation

What is the output when x is -7 in the function f(x) = 4x - 1?

• -28

• -29

• -31

• -30

Tags

CCSS.HSF.IF.A.2

If h(x) = 2/3 * x - 1, what is h(9)?

• 8

• 6

• 5

• 7

Tags

CCSS.HSF.IF.A.2

In the function g(x) = |x-x²| , what is g(-7)?

• 0

• 56

• 49

• -56

Tags

CCSS.HSF.IF.A.2

f(x) = 2x² + 4x - 9 ; f(-5)

(a)  

Tags

CCSS.HSF.IF.A.2

If h(x) = -9 - x, what is h(2k - 5)?

• -2k - 4

• 2k + 4

• -2k + 4

• 2k - 4

Tags

CCSS.HSF.IF.A.2

Using the function h(x) = 61.41 + 2.32x, what is the height for a femur length of 46?

• 170 cm

• 168.3 cm

• 165 cm

• 160 cm

Tags

CCSS.HSF.LE.B.5