Question

( p + q )² me ajudemm pf

Answer 1

(p+q)² = (p+q) . (p+q)
= p²+pq+qp+q2
= p²+2pq+q2

Answer 2

(p+q)²=

(p+q)•(p+q)=

p²+pq+pq+q²=

p²+2pq+q²

espero ter te ajudado!! bjs.