Chief Editor

Table of Contents

Which expression is equivalent to $9x^{2} + 7x^{2} + 9x^{2}$?
Difficulty: Easy
A:

$63x^{4} + 9x$

B:

$9x^{2} + 16x$

C:

$25x^{5}$

D:

$16x^{2} + 9x$

ClassNotes Premium

Continue reading this post and more content like this by subscribing to the Premium Plan

Go Premium with just USD 24.99/month!