Question

If (p+q)=8 and pq =12,the value of (p-q)is_​

Answer 1

Answer:

4

EXPLANATION:

GIVEN :

• (p+q)=8
• pq =12

To Find :

• Value of (p–q)

We know that,

(p–q)²

= (p+q)²–4pq

= 8²–4×12

= 64 – 48

= 16

So, (p–q) = √16

=> (p–q) = 4

Hope it helps.