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Rajan@2021
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Guru

Solve the following quadratic equation: x²=18x+77

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This question is from quadratic equation chapter in which we have given an equation x²=18x-77 and it is asked to solve the given equation in a detailed manner

RS Aggarwal, Class 10, chapter 4A, question no 12

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1 Answer

  1. 18x+77=0

    7x11x+77=0

    x(x7)11(x7)=0

    (x11)(x7)=

    either (x11)=0 or (x7)=0

    x=11 or 7

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