Friday

October 24, 2014

October 24, 2014

Posted by **Kaamini** on Friday, November 4, 2011 at 1:42pm.

y= (9/x) + ((cosx)^.5)

- CALCULUS help please -
**Steve**, Saturday, November 5, 2011 at 4:11pmy = 9/x + sqrt(cos x)

y' = -9/x^2 - .5sin x/sqrt(cos x)

y'(pi/3) = -9/(pi^2/9) - .5*sqrt(3)/2 / sqrt(.5)

= -81/pi^2 - sqrt(6)/4

= -8.819

**Answer this Question**

**Related Questions**

Calc - 1. Differentiae each function a) Y=-3x^2+5x-4 b) F(x) = 6/x-3/x^2 c) F(x...

Calculus - Calculus Limit Problem: Evaluate the function at the given numbers (...

5 Pre-Calculus Questions - 1. What is the value of x in the right triangle below...

Calculus - Consider the function below. f(x) = [1-(4/x)]^x (a) Use a graph to ...

math - round result to two decimal places...the answer i have is: 7.023 so two ...

Statistics - You take a trip by air that involves three independent flights. If ...

Calculus - Find the points of inflection of the curve below. Round the answers ...

calculus - find the derivative of the function y=x^x Hence fin the coordinates ...

Pre-Calculus - For a boat to float in a tidal bay, the water must be at least 2....

Math Question - This problem on my homework is asking me to write each fraction ...