If \(x, y,\) and \(z\) are positive integers such that \(x^4y^3=z^2,\) is \(x^9-y^6\) odd?

This topic has expert replies
Legendary Member
Posts: 2125
Joined: 14 Oct 2017
Followed by:3 members

Timer

00:00

Your Answer

A

B

C

D

E

Global Stats

If \(x, y,\) and \(z\) are positive integers such that \(x^4y^3=z^2,\) is \(x^9-y^6\) odd?

(1) \(\dfrac{x^4y^3}{x^2+y^2}\) can be written in the form \(4k+3,\) where \(k\) is a positive integer.

(2) \(z=x+y\)

Answer: D

Source: e-GMAT