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(4/√ x) + (7/√ x) = √ x; y 2 - (11) 5/2/√ y = 0

Correct Answer:

Explanation:

4/√x + 7/√x = √x;
⇒ 11/√x = √x
∴ x = 11
and y2 - (11)5/2/√y = 0
⇒ y2 = (11)5/2/(y)1/2
⇒ y2 x y1/2 = (11)5/2
⇒ (y)5/2 = (11)5/2
∴ y = 11
∴ x = y


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