Function Notation

Level 1

100

f(x) = 10x

Find f(2)

20

200

f(x) = 2x + 1

Find f(5)

11

300

f(x) = -3x - 10

Find f(10)

-40

400

Find g(3)

g(x) = x^2+1

10

500

Find h(-1)

h(x) = 2x^2 + 1

3

Level 2

100

Find f(-3)

f(x) = x + 15

12

200

Find f(22)

f(x) = -5x + x

-88

300

Find f(-10.5)

f(x) = 5x + 3x

-84

400

Find g(23.8)

g(x) = x^2+4x

661.64

500

Find h(-7.35) Round to 1 decimal place

h(x) = 3x^3+15.8

-1175.4

Level 3

100

Find f(f(2))

f(x) = 8x

128

200

Find f(f(-5))

f(x) = 2x + 4x

-180

300

Find f(f(4)) + 6

f(x) = 4x^2+7

20177

400

Find g(g(1.5)) - 7  Round to 1 decimal place

g(x) = -2x^3

608.1

500

Find h[h(2)+1]  (Notice where the +1 is located)

h(x) = x^2+x-1

41

Trivia

100

Rewrite (f - g) (x)

f(x) - g(x)

200

Given f(x) = 3x - 2

Determine f(1/3 x)

x - 2

300

Given f(x) = 2x - 5

Determine f(x-5)

2x - 15

400

Find k(x) = 0

k(x) = 6x - 4

2/3

500

Find k(x) = 20

k(x) = 6x - 4

6