Question

Simplify:
(3x+5)² - (3x+5)²​

Answer 1

Answer:

a^2-a^2=0

here a= 3x+5

answer is 0

Answer 2

$\left(3x+5\right)^2-\left(3x+5\right)^2$

$\mathrm{Add\:similar\:elements:}\:\left(3x+5\right)^2-\left(3x+5\right)^2=0$

$=0$