Math, asked by Ibsgolu, 7 months ago

x square + 9x +20factorisation

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Answered by hemalatha2965

3

Answer:

$= {x}^{2} + 9x + 20 \\ = {x}^{2} + 4x + 5x + 20 \\ = x(x + 4) + 5(x + 4) \\ = (x + 4)(x + 5).$

Answered by tejavaththavur41

1

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