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ramesh bairwa

· started a discussion

· 1 Months ago

a (Question: 198523.0 )

solution?

Question:
If ab = 21 and \(\cfrac{(a + b)^2}{(a-b)^2} \ = \cfrac{25}{4}\) then the value of a2 + b2 + 3ab is –
Options:
A) 115
B) 121
C) 125
D) 127
Solution:
Ans: (b)


deepak kashyap

· commented

· 1 Months ago

Yet to be approved!
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