Question

lim x->0 x/(sqrt(1+3x)-1)

Answer 1

multiply by conjugate.

Answer 2

\[\lim_{x \rightarrow 0} \frac{ x }{ \sqrt{1+3x}-1 }\]

Answer 3

i tried but i'm then stuck :S

Answer 4

Please post the solution
i would see where are u stuck?

Answer 5

there's two way.

i) Lo'hospital

ii) multiply both part as root(1+3x) +1

Answer 6

i mean post ur solution

Answer 7

here http://puu.sh/14kw4

Answer 8

u have mistaken there
in denominator
there is 3x not 2x
& in numerator u have to multiply with x too.

Answer 9

@artofspeed