Evaluating Functions Algebraically

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• -6

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• f(-2) = -1

• f(-2) = -9

• f(-2) = 9

• f(-2) = 0

r(-2) = ?

• r(-2) = -12

• r(-2) = -8

• r(-2) = -4

• r(-2) = -2

Mathematical Equivalence

ON

Evaluate the function at x=1

Mathematical Equivalence

ON

Evaluate the function at x=4.

Mathematical Equivalence

ON

The space mission will take roughly ​ (a)   days.

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• 315

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For the function f(x) = 7 – 4x
What is the value of f(–5)?

Mathematical Equivalence

ON

Evaluate f(x) = x² for f(-8)

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• -64

• -16

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f(x)=4x+5
f(4)=

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• -11

• -31

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