Question

factorise 56x³₊15x²₋56x

Answer 1

Answer:

Answer:x(7x+8)(8x-7)

Step-by-step explanation:

=x(56x²+15x-56)

=x(56x²+64x-49x-56) (Splitting middle term)

=x(8x(7x+8)-7(7x+8)) (Taking out common)

=x(7x+8)(8x-7)

Answer 2

Answer:

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