Question

Factorise 42 - X - x^2 ​

Answer 1

Answer:

${x}^{2} + x - 42 = 0$

${x}^{2} - 7x + 6x - 42 = 0$

$x(x - 7) + 6(x - 7)$

$(x + 6)(x - 7)$

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Answer 2

Answer:

x²-x-42

x²-7x+6x-42

x(x-7)+6(x-7)

(x+6)(x-7)

Step-by-step explanation:

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