Question

what is the derivative of radical 2 over radical x.

Answer 1

(2/x)^(1/2)

(1/2)(2/x)^(-1/2) -2/x^2

Answer 2

1 sqrt(x) -2
---------- ?
2 sqrt(2) x^2

Answer 3

\[\frac{\sqrt{2}}{\sqrt{x}}\]?

Answer 4

- x^(1/2)
-------- = -1/ x^(3/2) = -1/x sqrt(x) i think
x^2

Answer 5

umm..

Answer 6

if so the answer is
\[-\frac{\sqrt{2}}{2\sqrt{x^3}}\]

Answer 7

okay yeah thats what I was looking for :D

Answer 8

lol .... i was close ;)

Answer 9

dont worry I gave both of you a medal :D

Answer 10

I was doing taylor series and forgot how to find derivatives of those kinds of functions :\

Answer 11

;)