Question

Find the value of :

i. p

2 + q

2

if p – q = 6 and p + q = 14

ii. mn if m + n =8 and m – n = 2​

Answer 1

Answer:

p=10, q=4

m=5, n=3

Step-by-step explanation:

for the first one equate the two equations and then add both, if you do it so you get answer the same method is applicable the Second one also