Question

How do you simplify `(-8x^2y^8z^-5)/(12x^4y^-7z^7)`?

Answer 1

`color(red)((-2y^15)/(3x^2z^15)`

Explanation:

`(-8x^2y^8z^-5)/(12x^4y^-7z^7)`

`:.=(-8x^2y^(8+7))/(12x^(4-2)z^(7+5))`

`:.=(-cancel(8)^2y^15)/(cancel12^3x^2z^15)`

`:.=color(red)((-2y^15)/(3x^2z^15)`