Question

Lim x-->0 sqrt(4+x) -2/ x

Answer 1

\[\lim_{x \rightarrow o}\frac{ \sqrt{4+x} -2 }{ x }=?\]

Answer 2

try conjugate

Answer 3

you can differenciate it and then put the value in the result

Answer 4

rationalise the numerator.

Answer 5

i think the asnwer is 1/4

Answer 6

I have the answer but don't understand how to work it out. The answer is 1/4

Answer 7

when u differrnciate it then