Evaluating Functions Review

Fill in the Blanks

A function is a relation where each input has exactly

output.

Dropdown

The notation ( f(x) ) represents the ​

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of the function for the ​

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( x ).

Fill in the Blanks

1. To evaluate a function, substitute the input value into the

   .

Multiple Choice

What is the value of f(x) = 2x + 3 when x = 4?

• 11

• 16

• 12

• 4

Multiple Choice

If $$h(x)=x^2-5x+6$$ , what is h(1)?

• 0
• 3
• -1
• 2

Multiple Choice

Which of the following represents the function notation for the output of a function when the input is ( -2 )?

• f(x)

• f(-2)
• -2

• f(2)

Multiple Choice

Find the output of g(x) = 4x - 7 when x = 5.

• 20
• 13
• 15
• 10

Multiple Choice

If j(x) = 3x2 - 2x + 1, what is j(0)?

• 1
• -1
• 2
• 0

Open Ended

Given the function $$k(x)=5x-x^2$$ , calculate k(2) and explain each step.