Question

Show that the function F(x)=x3 +2x is odd. show all work and explain

Answer 1

Explanation:

tlk here

Answer 2

a function is odd if f(-x) = - f(x)

f(x) = x³ + 2x

and

f(-x) = (-x)³ + 2 * (-x) = - x³ - 2x = - (x³+2x) = - f(x)