Answer :
hello :
(x+p)(x+q)= (x+p)² = x²+xq +xp +pq
x² + (p+q)x +pq .... is the trinomial is factored as (x+p)(x+q),
(x+p)(x+q)= (x+p)² = x²+xq +xp +pq
x² + (p+q)x +pq .... is the trinomial is factored as (x+p)(x+q),