Question

Determine algebraically whether the function is even, odd, or neither even nor odd.

f(x) = -9 x3 + 8x
@ganeshie8

Answer 1

odd, correct?

Answer 2

f(-x) = -9(-x)^2=3 + 8(-x) = 9x^3 - 8x = -(-9x^3 + 8x) = -f(x)

=> odd

Answer 3

good job !