Question

Find f(5) for f(x)=−3x^2+9x−8

Answer 1

-38

Explanation:

To find the answer to this question, you must simply plug in 5 for x

f(5) = -3*5^2+9*5-8

f(5) = -3*25+9*5-8

f(5) = -75+9*5-8

f(5) = -75+45-8

f(5) = -75+45-8

f(5) = -38

Therefore, the answer is -38