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If f(x)= x^3+x^2-x what is f(4)?
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15 votes
If f(x)= x^3+x^2-x what is f(4)?

User Willy Goat
by
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1 Answer

7 votes

Answer:

f(4) = 76

Explanation:

To evaluate f(4), substitute x = 4 into f(x), that is

f(4) = 4³ + 4² - 4 = 64 + 16 - 4 = 80 - 4 = 76

User Guanhuiwit
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