Question

factorise x2+3x-10
$x { }^{2} + 3x - 10$
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Answer 1

Step-by-step explanation:

${x }^{2} + 3x - 10 \\ {x}^{2} + 5x - 2x - 10 \\ x(x + 5) - 2(x + 5) \\ (x - 2)(x + 5) \\ x = 2 \: or \: x = - 5$

Hope it helps

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