Question

How do you simplify `3x•8x^7u^6•2u^6`?

Answer 1

`48x^8u^12`

Explanation:

First, group like terms:

`(3*8*2)*(x*x^7)*u^6*u^6)`

Rule for exponents: `color(red)(x^a * x^b = x^(a+b))`

`48x^(1+7)u^(6+6)`

`48x^8u^12`