Functions

What is the output of the function f when the input x is 2, given f(x) = x^2 if x is even?

• 6

• 4

• 2

• 8

If a function f is defined as f(x) = x + 5 when x is odd, what is f(3)?

• 5

• 6

• 7

• 8

What does the function h(a) represent if a starts with the letter 'T'?

• The previous number starting with 'T'

• The next largest number starting with 'T'

• The largest number starting with 'T'

• The smallest number starting with 'T'

What is the output of h(8) if the function h finds the next largest number starting with the same letter?

• 10

• 11

• 12

• 9

Why is the relationship described by the equation x^2 + y^2 = 4 not considered a function?

• It is a linear equation

• It produces more than one y for some x values

• It does not involve x or y

• It only produces one result