Question

2 x square - 3 x square - 19 X + 42 factorise​

Answer 1

Step-by-step explanation:

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Answer 2

Hii.......☺

I think your question was wrong.......☝️

l think your question wasQ. 2x^3-5x^2-19x+42

than the solution is,

=2x^3-4x^2-x^2+2x-21x+42

=2x^2(x-2)-x(x-2)-21(x-2)

=(x-2)(2x^2-x-21)

=(x-2)(2x^2+6x-7x-21)

=(x-2)[(2x^2(x+3)-7(x+3)]

=(x-2)(2x-7)(x+3)

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