Find the quadratic equation whose roots are half of the reciprocal of th roots of the equation $a x^{2} + b x + c = 0$

4 a x^{2} + 2 b x + c = 0

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4 c x^{2} + 2 b x + a = 0

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2 a x^{2} + 2 b x + a = 0

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2 a x^{2} + 2 b x + c = 0

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Solution

The correct option is B $4 c x^{2} + 2 b x + a = 0$
Option (b) is the correct answer. Check the video for the approach.

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