Question

x2-3x-10=0
$x {}^{2} - 3x - 10 = 0$
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Answer 1

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Answer 2

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QUESTION:

x²-3x-10=0

ANSWER:

☞ x² - 3x - 10 = 0

☞ x² -5x +2x -10 = 0

☞ (x²+2x) -5x -10 = 0

☞ x(x+2) -5(x+2) = 0

☞ (x+2) (x-5) = 0

☞ x+2 = 0

☞ x = -2

☞ x-5 = 0

☞ x= 5