Question

Please help i need to evaluate the function f (-8) if f (x) =5x^3+1

Answer 1

Answer:

f(x)=5(-8)^3+1 = -2559

Step-by-step explanation:

f(-8) means x = -8

You just need to plug -8 into the function f(x) = 5x^3+1

(-8)^3=-512

5*-512=-2560

-2560+1 = -2559