Question

${x }^{2} + 12x + 20$
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Answer 1

Answer:

heya mate ☺

$x ^{2} + 12x + 20 \\ = x ^{2} + (10 + 2)x + 20 \\ = x^{2} + 10x + 2x + 20 \\ = x(x + 10) + 2(x + 10) \\ = (x + 2)(x + 10) \\ \\ either \: \: x + 2 = 0 \\ = > x = - 2 \\ or \: x + 10 = 0 \\ = > x = - 10$

hope it helps u ✌

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Answer 2

Answer:

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