Question

If p+q=2 and p^4+q^4=272 find p.q​

Answer 1

Step-by-step explanation:

p + q = 4

and p

2

+ q

2

= 7

(p + q)

2

= (4)

2

= 16

⇒ p

2

+ q

2

+ 2pq = 16

⇒ 7 + 2pq = 16

⇒ 2pq = 9

pq =

2

9

Answer 2

Answer:

here, p is minus 2 and q is 4