Mathematics

The number of integral solutions  $$( x , y )$$  of the equations  $$x \sqrt { y } + y \sqrt { x } = 20$$  and  $$x \sqrt { x } + y \sqrt { y } = 65$$  is :


ANSWER

$$2$$


SOLUTION
By trial and error method
Put $$x=16,y=1$$
in the same way $$x=1,y=16$$
The equation gets satisfied 
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Single Correct Medium Published on 17th 09, 2020
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