Function Evaluation Worksheet
Evaluate functions at given input values and understand function notation.
Includes
Fill in the BlanksMultiple ChoiceTrue / FalseShort AnswerMatching
Standards
CCSS.MATH.CONTENT.6.EE.A.2.C
Topics
mathfunctionsevaluationgrade 6
7 sections · Free to use · Printable
Function Evaluation
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Read each question carefully and evaluate the given functions. Show your work where indicated.
1. If f(x) = x + 5, then f(3) = .
2. When evaluating a function, the input value replaces the in the expression.
3. The output of a function is also known as the variable.
4. If g(x) = 2x - 1, then g(0) = .
5. Given the function h(y) = y - 7, what is h(10)?
a
3
b
7
c
10
d
17
6. If f(x) = x / 2, then f(8) = 16.
T
True
F
False
7. Evaluate the function k(z) = 3z + 4 for z = 5. Show your work.
Match each function evaluation with its correct result.
8. If p(a) = a + 1, find p(4).
A. 6
9. If q(b) = 3b, find q(2).
B. 5
10. If r(c) = c - 1, find r(7).
C. 6