Grade 9 Function Evaluation Worksheet
A worksheet for Grade 9 students focusing on evaluating functions using various inputs and function notations.
Includes
Standards
Topics
Function Evaluation Practice
Name:
Date:
Score:
Carefully read each question and evaluate the given functions. Show all your work for full credit.
1. Given the function f(x) = 3x - 5, find f(4).
2. If g(x) = x² + 2x - 1, determine the value of g(-3).
3. For the function h(t) = 7 - 2t, h(0) = .
4. If k(y) = |y - 5|, then k(2) = .
5. Given f(x) = x³ + 1, is f(-1) = 0?
True
False
6. If p(x) = 4x + 1, then p(5) = 21.
True
False
7. What is the value of f(x) = -x² + 3x when x = -2?
10
-10
2
-2
8. If f(x) = (x + 1) / (x - 1), what is f(3)?
1
2
4
Undefined
9. Consider the function f(x) = 2x + b. If f(5) = 13, what is the value of b?
10. Let g(x) = ax - 4. If g(2) = 6, find the value of a.
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