Question

need help.question to follow.

Answer 1

Let X have mass function fx(x) = a/x^2 ; x=1,2,..... and Y have mass function fy(y) = b/y^2 ; y=[\pm1\],[\pm2\],.....

find a and b

Answer 2

do u guys undastand the question?

Answer 3

Frankly, No..

Answer 4

y =\[\pm1,\]\[\pm2,....\]

Answer 5

plz help if u can

Answer 6

i dont get it