(x+2)(x+3)+3x+10
=x²+5x+6+3x+10
=x²+8x+16
=(x+4)²
p2(p+q)2-q2(p-q)2
=(p²+pq)²-(pq-q²)²
=(p²+pq+pq-q²)(p²+pq-pq+q²)
=(p²+2pq-q²)(p²+q²)
(x+2)(x+3)+3x+10
=x²+5x+6+3x+10
=x²+8x+16
=(x+4)²
p2(p+q)2-q2(p-q)2
=(p²+pq)²-(pq-q²)²
=(p²+pq+pq-q²)(p²+pq-pq+q²)
=(p²+2pq-q²)(p²+q²)