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Given the function f(x) = −5x2 − x + 20, find f(3).
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17 votes
Given the function f(x) = −5x2 − x + 20, find f(3).

User Deathfry
by
3.2k points

1 Answer

7 votes

Answer:

-28

Explanation:

put 3 where is x

f(x) = −5(3)^2 − (3) + 20

exponents flrst

(−5*9) − (3) + 20

-45 -3 +20

-48 + 20

-28

User Cadoo
by
4.0k points
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