Function Notation

f(x) = x² + 7
x(2) = ______

• 10

• 11

• 13

• 12

j(x) = 2x + 3
j(-1) = ______

• 1

• -1

• 5

• -5

j(x) = 2x + 3
j(-2) = ______

• -7

• 1

• 7

• -1

j(x) = 2x + 3
j(-3) = ______

• -9

• -3

• 9

• 3

b(x) = 2x - 3
b(-2) = ______

• -7

• -1

• 7

• 1

b(x) = 2x - 3
b(-1) = ______

• -1

• 5

• 1

• -5

b(x) = 2x - 3
b(-3) = ______

• -9

• 3

• 9

• -3

For the function f(x) = -3(x-1) find f(0).

• 0

• -3

• 3

• -1

If f(x) = 7, what is the value of x?

f(x) = 3x+1

• 2

• 3

• 22

If the input is -3, determine the corresponding output.

• f(x) = -2

• y = -2

• f(x) = 10

• y =10