Math, asked by kankanachoudhury2, 11 months ago

x²+15x-154 factorise

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Answered by Jiyaaaa

18

x² + 15x - 154

= x² + (22 - 7)x - 154

= x² + 22x - 7x - 154

= x(x + 22) - 7(x + 22)

= (x - 7)(x + 22)

Answered by ikra10

9

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