SOLUTION: If sq. root of x + sq. root of y is equal to sq. root of 45 and x and y are positive Integers, then find the value of sq.root of x+y.

Question 1168729: If sq. root of x + sq. root of y is equal to sq. root of 45 and x and y are positive Integers, then find the value of sq.root of x+y.
Answer by ikleyn(52792) (Show Source): You can put this solution on YOUR website!
.


From   +  = ,  you have  (by squaring both sides)


      x     + y    + 2* = 45.

 

It has two solutions



    1)  x= 20,  y= 5


    2)  x= 5,   y= 20

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