Factorise 16j²-8jk+k²

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asked Sep 27, 2019 156k views

1 Answer

Merim · Answer 1 · 2019-10-01T06:45:37+0000

Note that 16j^2 = (4j)^2. Thus, we have

(4j)^2 - 8jk + k^2

and selecting the binomial (4j - k) as a possible factor would be a logical choice.

Check: Does (4j - k)(4j - k) = 16j²-8jk+k²? YES

Factorise 16j²-8jk+k²

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