Question

1/x^2 = 1/2x+15.
please ans fast


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Answer 1

$\frac{1}{ {x}^{2} } = \frac{1}{2x} + 15 \\ \\ = > \frac{1}{ {x}^{2} } = \frac{1 + 30x}{2x} \\ \\ = > 2 = x + 30 {x}^{2} \\ \\ = >30 {x}^{2} + x - 2 = 0$

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Answer 2

here

1/x^2 = 1/2x+15

cross multiplying,

2x+15 = x^2

x^2-2x-15 = 0

x^2-5x+3x-15 = 0

x(x-5)+3(x-5) =0

x=5,-3

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