Evaluating Functions Quiz

What is the first step in evaluating a function when the input is an expression?

• Add the expression to the function

• Replace the variable in the function with the expression

• Multiply the expression by the function

• Divide the function by the expression

When evaluating f(h + 1) for f(x) = 5x + 1, what is the result after applying the distributive property?

• 5h + 5 + 1

• 5h + 6

• 5h + 1

• 5h + 5

What is the first step in evaluating h(-5) for a function in fractional form?

• Multiply the numerator by -5

• Replace the variable with -5

• Simplify the fraction

• Add -5 to the denominator

After substituting -5 into the function h(x), what is the simplified form of the numerator?

• -14

• -28

• -12

• -20 + 8

What is the final simplified value of h(-5) when the fraction is reduced?

• 6/7

• 12/14

• 7/6

• 5/7