Function Notation and Evaluating Functions

Front

How would you write y = 2x - 3 in function notation?

Back

f(x) = 2x-3

Front

How do you read f(x)?

Back

f of x

Front

First step to find f(1) if f(x) = 2x + 1?

Back

Plug a 1 in for all the x's

Front

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

Back

21

Front

Evaluate f(-1) for f(x) = 2x² + 5x - 3.

Back

f(-1) = -6

Front

Evaluate f(-2) if f(x) = x²+ 3

Back

7

Front

Evaluate h(2) for h(x) = -5x + 7.

Back

-3

Front

Given h(x) = 5 - 9x, find h(8).

Back

h(8) = -67

Front

Given f(x) = 2x² + 5x - 17, find f(-1).

Back

f(-1) = -20

Front

Given h(x) = -x²+3x, find h(5).

Back

h(5) = -10