Elitmus Exam Category

result of 30 aug 2015... ?
when will it be declared .. :)

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Elitmus Other Question

Q. what will be the value of x+y ?

1. (x^2-y^2)/x-y=8.
2. (x+y)^2=64
1/x+1/y=1/z where x=12 and y,z positive integer how many possible value of y and z ?
a) 4
b) 7
C) 12
d) infinite