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

Question

1836 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2017-05-03T18:29:19

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

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

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

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

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

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