barobertshaw barobertshaw

11-09-2016
Mathematics

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how do i factorise this question? x²+x-30

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soyboro1405 soyboro1405

11-09-2016

X^2 + X -30
(X+6) (X-5) = 0
X=-6 , X= +5

for example, +6 X -5 = -30

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