wawamohd
wawamohd
11-06-2018
Mathematics
contestada
factorise 16j²-8jk+k²
Respuesta :
altavistard
altavistard
11-06-2018
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
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