Question

1. If x2 - y2 = 6 and x - y = 2. Find the value of (x + y)2?​

Answer 1

Step-by-step explanation:

Let us first start by expanding (x+y)^2 1. (x+y)(x+y) 2. x²+2xy+y² we already have x²+y²=6 and the 2xy would be 2x2=4 hence the answer is 6+4=10.