Question

answer me fast ...........​

Answer 1

Answer:

Option 3 will answer of your question.

Answer 2

$= { ({a}^{x} )}^{y - z} \times {( {a}^{y} )}^{z - x} \times {( {a}^{z}) }^{x - y} \\ = {a}^{xy - xz + yz - xy + xz - yz} \\ = {a}^{0} \\ = 1$

hope it helps you