37. Factorise the following
(i) 3a'b - 243ab?
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Answer:
Now, 3a³b - 243ab³
= 3ab (a² - 81b²)
= 3ab {(a)² - (9b)²}
= 3ab (a + 9b) (a - 9b),
which is the required factorization MarkAsBrainliest
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