Question

How do you simplify `(p^5r^4)(p^2r)`?

Answer 1

Expression `= p^7r^5`

Explanation:

Here we will use the law of exponents: `a^m xx a^n = a^(m+n)`

Expression `= (p^5r^4)(p^2r)`

`= p^5xxr^4xxp^2xxr^1`

`= p^5xxp^2 xx r^4xxr^1`

`= p^(5+2) xx r^(4+1)`

`= p^7r^5`