Math, asked by arryzehen, 3 months ago


a) Solve x(x + 1) = 110, if x € N​

Answers

Answered by XxRedmanherexX
1

x(x + 1) = 110 \\ {x}^{2} + x = 110 \\ x {}^{2} + x - 110 = 0 \\ {x}^{2} + 11x - 10x - 110 = 0 \\ x(x + 11) - 10(x + 11) = 0 \\ (x + 11)(x - 10) = 0 \\ x = - 11,10

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