Question
The third proportional to (4x² – 4y²) and (2x–2y)
is:Solution
Let the third proportional z. ATQ- (4x² – 4y²) :(2x–2y): (2x–2y): z z × (4x² – 4y²) = (2x–2y) × (2x–2y) =(2x–2y) × (2x–2y) / (4x² – 4y²) =(x-y)/(x+y).
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