Question

what is the value of (x^n-y^n)/(x-y)
as x------>y

Answer 1

@sami-21 , @mukushla

Answer 2

I got----------> n y^(n-1)

Answer 3

better to use this identity\[x^n-y^n=(x-y)(x^{n-1}+x^{n-2}y+...+xy^{n-2}+y^{n-1})\]

Answer 4

yep thats right

Answer 5

Is it right?

Answer 6

THANX

Answer 7

welcome