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Question
Factorize the following:
72x6y7 − 96x7y6
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Solution
The greatest common factor of the terms 72x6y7 and -96x7y6 of the expression 72x6y7 - 96x7y64 is 24x6y6.
Now,
72x6y7 = 24x6y6 X 3y
and
-96x7y6 = 24x6y6 X -4x
Hence, the expression 72x6y7 - 96x7y6 can be factorised as 24x6y6(3y - 4x).
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