Question

How do you simplify `-8 + e^(lnx^3)`?

Answer 1

`(x-2)(x^2+2x+4)`

Explanation:

`-8 + e^(lnx^3)`

`=-8 + e^(lnx^3)`

if`(lnx^3)=z =>e^z=x^3`

`=-8 + e^(lnx^3)`
`=-8 + e^z`
`=-2^3 +x^3=(x-2)(x^2+2x+4)`