Question

How do you simplify `8x^5•8x^7`?

Answer 1

`= 64x^12`

Explanation:

`8x^5 xx 8x^7`

Multiply the numbers and add the indices of like bases.

`= 64x^12`

Answer 2

`2^6x^12`

Explanation:

`8x^5*8x^7`

`:.=2*2*2x^5*2*2*2*x^7`

`:.=2^3*x^5*2^3*x^7`

`:.=2^(3+3)*x^(5+7)`

`:.=2^6*x^12`