Question

factorise x sq.+x-42​

Answer 1

Answer:

${x}^{2} + x - 42 \\ = {x}^{2} + 6x - 7x - 42 \\ = x(x + 6) - 7(x + 6) \\ = (x + 6)(x - 7)$

Answer 2

Answer:

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