Evaluating Functions

What is the result of evaluating the function f(x) = x^2 + 3x + 5 at x = 2?

• f(2) = 10

• f(2) = 20

• f(2) = 5

• f(2) = 15

What does f(0) equal when evaluated in the function f(x) = x^2 + 3x + 5?

• 3

• 5

• 0

• 10

When evaluating f(-1) for the function f(x) = x^2 + 3x + 5, what is the result?

• -1

• 2

• 0

• 3

How do you correctly express f(2x) when f(x) = x^2 + 3x + 5?

• x^2 + 3x + 5

• 4x^2 + 3x + 5

• 2x^2 + 6x + 5

• 4x^2 + 6x + 5

What is the simplified form of f(x+4) for the function f(x) = x^2 + 3x + 5?

• x^2 + 11x + 43

• x^2 + 8x + 16

• x^2 + 11x + 33

• x^2 + 8x + 21

What value does the graph of f(x) = x^2 + 3x + 5 intersect at x = 2?

• 5

• 0

• 2

• -2

What is the value of f(0) when evaluated graphically from the function's plot?

• -1.5

• 1.5

• 2

• 0

Using a table, what is the output of f(2) if the table shows 2 paired with 6?

• 10

• 8

• 2

• 6

If the table pairs 8 with 64, what is f(8) according to the table?

• 64

• 8

• 16

• 32

What does the table suggest is the output for f(4)?

• 8

• 4

• 12

• 16