Given the function f(x) = −5x2 − x + 20, find f(3).
Asked by maham237 @ in Mathematics viewed by 405 People
Asked by maham237 @ in Mathematics viewed by 405 People
Answered by maham237 @
f(x) = -5x^2 - x + 20;
f(3) = -5*3^2 - 3 + 20 = -5*9 - 3 + 20 = -45 - 3 + 20 = -28;
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