I -225 x 2-4-0II- -225 y -2-0A- if x - yB- if x yC- if x - yD- if x l t - yE- if x - y or the relationship cannot be established

The correct option is E I. 225x^2 4=0 Or 225x^2=4 Or x^2=4/225 Or x=±2/15 II. √(225 y)+2=0 Or √(225 y) = 2 Or 225y=4 Or y=4/225 So, the relationship be ...

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Quantitative Aptitude

Quadratic Equations

I .225 x 2-4=...

Question

$I . 225 x^{2} - 4 = 0$

$I I . \sqrt{225 y} + 2 = 0$

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Solution

The correct option is E

$I . 225 x^{2} - 4 = 0 O r 225 x^{2} = 4 O r x^{2} = \frac{4}{225} O r x = \pm \frac{2}{15} I I . \sqrt{225 y} + 2 = 0 O r \sqrt{225 y} = - 2 O r 225 y = 4 O r y = \frac{4}{225}$

So, the relationship between x and y cannot be established.

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I.225x2−4=0 II.√225y+2=0

The correct option is E I.225x2−4=0Or 225x2=4Or x2=4225Or x=±215II.√225y+2=0Or √225y=−2Or 225y=4Or y=4225 So, the relationship between x and y cannot be established.

$I . 225 x^{2} - 4 = 0$

$I I . \sqrt{225 y} + 2 = 0$

The correct option is E

$I . 225 x^{2} - 4 = 0 O r 225 x^{2} = 4 O r x^{2} = \frac{4}{225} O r x = \pm \frac{2}{15} I I . \sqrt{225 y} + 2 = 0 O r \sqrt{225 y} = - 2 O r 225 y = 4 O r y = \frac{4}{225}$

So, the relationship between x and y cannot be established.