Question

find the derivative of y=sin^-1(7x)

Answer 1

\[\frac{ 7 }{ 1+x^2 }\]

Answer 2

\[\frac{ d }{ dx }\sin^{-1}x=\frac{ 1 }{ 1+x^2 }\]

Answer 3

and d/dx of 7x=7

Answer 4

what is the derivative of arctan(x/3)

Answer 5

do you use 1/ 1 + x^2

Answer 6

post your new question in a new thread thanx

Answer 7

sorry where do I do this

Answer 8

close this question n post another 1