Question

Simplify between 2(l^2 + x^2)^1/2 - 2l and 2l[(1+x^2/l^2)^1/2 - 1]

Answer 1

Answer:

Simplify between 2(l^2 + x^2)^1/2 - 2l and 2l[(1+x^2/l^2)^1/2 - 1]