If x2-4 y2-4 x y- then x- yA- 1- 2B- 2- 1C- 4- 3D- 3-4E- None of these

The correct option is B 2:1 x^2 4xy+4y^2=0 (x 2y)^2 = 0 x = 2y x/y=2 x:y = 2:1 ...

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Zeroes of a Polynomial

if x2+4 y2=4 ...

Question

if $x^{2} + 4 y^{2} = 4 x y,$ then x:y

1:2

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2:1

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4:3

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3:4

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None of these

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Solution

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Similar questions

If x =2, y = -1, then the value of $x^{2} + 4 x y + 4 y^{2}$ is

Find the derivative of $y = \sqrt{x^{2} + 1}$

x = 2, y = - 1

x^{2} + 4 x y + 4 y^{2}

a + \frac{1}{a}, (a > 0)

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