5x2
(3x2
+ 4y2
) + 4y2
(3x2
+ 4y2
)
Factorise the following:
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write in serious
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Answered by
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Now, required expression = (x2 + 2xy + y2) + ( 3x2 - 4y2 + 9) ... From the sum of 3x2 − 5x + 2 and −5x2 − 8x + 9 subtract 4x2 − 7x + 9.
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