2 years ago

Factorise fully 16x4 - 686x.

Mathematics

1 answer:

nikdorinn [45]2 years ago

4 0

ANSWER

2(32-343x)

As calculated in the photo above

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Take the longer leg length as $x$

$(x-8)^2+x^2=(x+8)^2 \\ \\ x^2-16x+64+x^2=x^2+16x+64 \\ \\ x^2-32x=0$

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2 years ago

Factorise fully 16x4 - 686x.​

Factorise fully 16x4 - 686x.