SYNTENE LEARN . SAT MATH . ADVANCED MATH
The function f is defined by f(x) = x^2 - 6x + 9. What is the value of f(4)?
Answer: 1. Substitute x = 4: f(4) = 16 - 24 + 9 = 1.
Step-by-step solution
Substitute x = 4: f(4) = 16 - 24 + 9 = 1.
Common mistake
Sign errors when computing -6(4) = -24.
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What is the answer to The function f is defined by f(x) = x^2 - 6x + 9. What is the value of f(4)?
Answer: 1. Substitute x = 4: f(4) = 16 - 24 + 9 = 1.
How do you solve it?
Substitute x = 4: f(4) = 16 - 24 + 9 = 1.
What mistake do most students make?
Sign errors when computing -6(4) = -24.
What SAT topic is this?
Advanced Math. Practice more free Advanced Math questions with instant feedback at Syntene Learn.