Question

my dear friends plzz help me.. simplify : ( x+y+z)^2 -(x-y+z)^2​

Answer 1

Answer:

=4yx+4zy

Step-by-step explanation:

Here's your answer

(x+y+z)²-(x-y+z)²

It is of the form a²-b²=(a+b)(a-b)

=(x+y+z+x-y+z)(x+y+z-(x-y+z))

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

=(2x+2z)2y

=4yx+4zy

Hope it helps!!