Question

if p -q=9 and pq =36 evaluate...i)) p+q ii) p^2 - q^2plzz define each step clearly

Answer 1

Answer:

1)15 2)135

Step-by-step explanation:

P=12. Q=3

(P+Q)^2= (p-q)^2+4pq =81+4*36=81+144=225

P+Q =15

P^2-Q^2 =(p+q) (p-q) =15*9 =135

Answer 2

Answer:

Step-by-step explanation: