Factorise 16−81w2 completely.
Question
Factorise 16−81w2 completely.
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Solution
Sure, here is the step-by-step solution:
The given expression is 16 - 81w^2.
This is a difference of squares, which can be factored as follows:
16 - 81w^2 = (4 - 9w)(4 + 9w)
So, the factorization of 16 - 81w^2 is (4 - 9w)(4 + 9w).
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