Question

Find the derivative of tan(x)/x^3

Answer 1

quotient rule

Answer 2

quotient rule

Answer 3

\[\huge \frac{ f'g - g'f }{ g^2}\]

Answer 4

We use u and v in Australian education
Interesting

Answer 5

it's the same result, but then i guess it would be:
\[\huge \frac{ u'v-v'u }{ v^2 }\]

Answer 6

We do this and then it's easier to remember where the letters go becuase they make a v in the fraction. It is indeed the same result

\[\frac{ vu'-uv' }{ v^2 }\]