Q426
If p(x + y)2 = 5 and q(x - y)2 = 3 then the simplified value of p2(x + y)2 + 4pqxy - q2(x - y)2 is:
A.
2(p + q)
AnswerB.
-(p + q)
C.
-2(p +q)
D.
p + q
Answer: Option A
Solution
Answer: Option A
Solution:
Aptitude · Q426
Algebra
Competitive Exams · Aptitude · question 426