Function notation
9th grade (Year 10 in England) · 16 questions · Common Core: HSF.IF.A.1, HSF.IF.A.2 · England: GCSE Higher Algebra
Name
Date
Score/ 16
Question 1
f(x) = −6x. For what value of x is f(x) = 30?
x =
Question 2
f(x) = 3x² − 5x + 2. Find f(4).
Answer
Question 3
f(x) = −3x + 5. For what value of x is f(x) = −19?
x =
Question 4
f(x) = 3x² − 5x + 4. Find f(3).
Answer
Question 5
f(x) = −4x − 7. For what value of x is f(x) = 17?
x =
Question 6
f(x) = 2x² − 5x − 6. Find f(5).
Answer
Question 7
f(x) = 3x − 6. For what value of x is f(x) = −3?
x =
Question 8
f(x) = 3x² − 7. Find f(4).
Answer
Question 9
f(x) = 6x + 10. For what value of x is f(x) = −2?
x =
Question 10
f(x) = x² − 2x − 5. Find f(0).
Answer
Question 11
f(x) = −3x − 6. For what value of x is f(x) = −6?
x =
Question 12
f(x) = 3x² − 3. Find f(−3).
Answer
Question 13
f(x) = 4x − 10. For what value of x is f(x) = 18?
x =
Question 14
f(x) = x² − 4x + 7. Find f(−4).
Answer
Question 15
f(x) = −4x + 1. For what value of x is f(x) = −35?
x =
Question 16
f(x) = 2x² − 2x + 6. Find f(−4).
Answer
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