Question

If 1/z+y=1/z and xy=z then the average of x and y is

Answer 1

Answer:

Step-by-step explanation:

1/z+y=1/z

=>(y+2x)/xy=1/z

Now as xy=z

y+2x=1

=>y=1-2x

The average of x and y is (x+y)/2=(x+1-2x)/2

=(1-x)/2