If ab=20 and (a-b)=6 then the value of a square + b square = what
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2
Answer:
given
ab = 20
(a-b) = 6
a²+b² = ?
since ,
a²+b² = (a-b)²+2ab
thus
a²+ b² = (6)²+2(20)
= 36+40 = 76
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it is not possible
the question is wrong
if you have any quarry please comment on my answer
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