Factorize completely; (4x+3y)\(^2\) – (3x-2y)\(^2\)
-
(x+5y)(7x+y)
- (x+5y)(7x-y)
- (x-5y)(7x+y)
- (x-5y)(7x-y)
The correct answer is: A
Explanation
(4x+3y)\(^2\) - (3x-2y)\(^2\)
Using the differences of two squares:
(4x+3y+3x-2y)(4x+3y-(3x-2y))
(4x+3y+3x-2y)(4x+3y-3x+2y)
(x+5y)(7x+y)
There is an explanation video available .