Question

Please answer the question from the attachment.

Answer 1

$a)\\\dfrac{x^5y^8z^2}{x^7y^3z}=\dfrac{y^5z}{x^2}\\\\b)\\\dfrac{a^6b^8c^3}{w^3r^9}\\\\c)\\\dfrac{9z^5}{z^7y}=\dfrac{9}{z^2y}\\\\d)\\\dfrac{a^5bc^2}{b^3c^5}=\dfrac{a^5}{b^2c^3}$