Question

On simplifying, p^2 − q^2 + (p+q)^2 gives,

Answer 1

Step-by-step explanation:

p^2 − q^2 + (p+q)^2

p²-q²+(p²+2pq+q²)

p²+p²+q²-q²+2pq

2p²+2pq

2p(p+q)