Aptitude | Simplification and Approximation | Question 15
If p – q = 6 and p2Â + q2Â = 116, what is the value of pq?
(A) 20
(B) 60
(C) 40
(D) 10
Answer: (C)
Explanation: p2Â + q2Â -2pq = 36
=> pq = 40
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Last Updated :
28 Jun, 2021
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