Question

if p+q=12 and pq =22,then the value of p^2+q^2 is​

Answer 1

Answer:

I hope it's help you.

Explanation:

Given, p+q=12 and pq=22

We know that, (p+q)

2

=p

2

+q

2

+2pq ... (i)

By putting the given values in equation (i),

(12)

2

=p

2

+q

2

+2(22)

144=p

2

+q

2

+44

144—44=p

2

+q

2

100=p

2

+q

2

So. the value of p

2

+q

22

is 100.