If p + q = 7 and $p^2 +q^2 = 25$. then find the value of pq.
Answer & explanation
Correct answer: option 1
If p + q = 7
$p^2 +q^2 = 25$
Take the values of p = 4 and q = 3
pq = 4 × 3 = 12
If p + q = 7 and $p^2 +q^2 = 25$. then find the value of pq.
Correct answer: option 1
If p + q = 7
$p^2 +q^2 = 25$
Take the values of p = 4 and q = 3
pq = 4 × 3 = 12