Factorise the following.
x^2-x-42
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1
Answer:
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Step-by-step explanation:
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Answered by
1
Answer:
x = -6, 7
Step-by-step explanation:
x²-x-42
= x²-7x+6x-42
=x(x-7)+6(x-7)
(x-7)(x+6)
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