How can i resolve this limt?

Answerer 1

m(√x – √a)/((√x – √a)(√x + √a)) = m/(√x + √a) = m/(2√a) as x –> a

Answerer 2

There is no limit involved – you have merely given an expression with no mention of x (or anything else) approaching any value of interest.

Source(s):
Retired Maths Teacher