http://www.webassign.net/cgi-bin/sym...sqrt%28t%29%29
I changed it to 2(t)^(1/2) - 6/(t^(1/2))
f'(t) = t^(-1/2) - 6/((1/2)(t^(-1/2))
f'(t) = t^(-1/2) -12t^(-1/2)
my final answer is wrong, please explain.
http://www.webassign.net/cgi-bin/sym...sqrt%28t%29%29
I changed it to 2(t)^(1/2) - 6/(t^(1/2))
f'(t) = t^(-1/2) - 6/((1/2)(t^(-1/2))
f'(t) = t^(-1/2) -12t^(-1/2)
my final answer is wrong, please explain.