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Question

16x449y2+49y416x2+2xy=(4x27y+7y24x)2


A

True

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B

False

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Solution

The correct option is A

True


16x449y2+49y416x2+2xy

(4x27y)2+(7y24x)2+2xy

Let a=(4x27y) and b=(7y24x)

ab=(4x27y)×(7y24x)=xy

a2+b2+2ab

(a+b)2

Substituting the values of a and b, we get,

(4x27y+7y24x)2


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