(3p-4q)=8 pq=2 find the value of (3p+4q)whole sq - Science - Forests Our Lifeline

Question

(3p-4q)=8 & pq=2 find the value of (3p+4q)whole sq

Manbar Singh · Accepted Answer

3p-4q = 8⇒3p-4q2 = 64⇒9p2 + 16q2 - 24pq = 64⇒9p2 + 16q2 - 24 × 2 = 64⇒9p2 + 16q2 = 64+48 = 112Now, 3p+4q2 = 9p2 + 16q2 + 24pq = 112+24×2 = 112+48 = 160