(x-y)² =144 and xy=46, find the value of x² + y².
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2
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Step-by-step explanation:
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Answered by
1
x^2+ y^2
=(x-y)^2+2.x.y
=144+2*46
=144+92
=236
=(x-y)^2+2.x.y
=144+2*46
=144+92
=236
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