Question

If f (x)=x^3 + 2x2^-3, what is f (-1)?

Answer 1

It is negative 2 = -2

Answer 2

Answer:

1

Step-by-step explanation:

f(x)=x^3+2x^2-x-1

f(1)=1^3+2(1)^2-1-1

f(1)=1+2*1-1-1

f(1)=1+2-1-1=3-1-1=2-1=1