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Factorise y^2 - y - 12

Looking for a combination of numbers that would multiply to give (-12_ but add together to give (-1)e.g. -6, 2?....-2,6....-4,3 = yes!thus,(y-4)(y+3)

Answered by Lavannya M. Maths tutor

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Answered by Lavannya M.
Maths tutor

181 Views

See similar Maths GCSE tutors