Question

find the value of (x+y)2+(x-y)2​

Answer 1

$\huge \blue{Answer}$

STEP 1 :

Equation at the end of step 1

((x + y) • 2) + 2 • (x - y)

STEP 2 :

Equation at the end of step 2

2 • (x + y) + 2 • (x - y)

STEP 3 :

Pulling out like terms

3.1 Pull out 2

After pulling out, we are left with :

2 • ( 1 * (x+y) - (-1) * (x-y) ))

Hence final answer is

4x