calculus please help me
Let f(x)=9sinx/2sinx+4cosx. Then 'f(x)= ((2sinx+4cosx)(9cosx)-(9sinx)(2cosx-4sinx))/(2sinx+4cosx)^2. The equation of the tangent line to y=f(x) at a=2 can be written in the form y=mx+b where m= 9and b= ______.?????
May 7, 2008
I need these words translated from Spanish to English but they aren't in my spanish dictionary and when i google the words I get some odd translations that I'm sure aren't accurate. Compraba, compro, esta comprando, se comio, quiere comerse.
April 28, 2008
in a soda-acid fire extinguisher, concentrateed sulfuric acid reacts with sodium hydrogen carbonate to produce carbon dioxide, sodium sulfate and water. How many moles of sodium hydrogen carbonate would be neefed to react with 150.0 grams of sulfuric acid? How many moles of ...
February 21, 2008
caluclus homework help
(1) A toy truck travels at a rate of 0.5t ft/sec after t seconds of travel (so after 6 seconds the truck is traveling 3 ft/sec). a) Graph the speed of the truck vs. time for 0<t<10. b) Find the distance the truck has traveled in the first t seconds for 0<t<10. Call...
January 20, 2008
UNIVESITY OF PHOENIX
2. Letter to the editor: Andrea Keenes selective morality is once again showing through in her July 15 letter. This time she expresses her abhorrence of abortion. But how we see only what we choose to see! I wonder if any of the anti-abortionists have considered ...
October 23, 2007
Describe a situation you are familiar with in which people based their actions or opinions on false information. How would the situation have changed if the facts were researched and presented more carefully? Please note that we don't do students' homework for them. ...
June 5, 2007
I need to determine the value of eah underlined digit and its place value. 42,107,000 472,336 It should be the 2 in 42,107,000 4 in 472,336 Please tell us what you think those place values are. http://csd.k12.nh.us/~mdeno/images/pvchart.gif Here's a place value chart that ...
April 22, 2007
HELP HELP I need to work this questions. Six hundred pennies are placed in a row. If every other penny is replaced by a nickel and every third coin us replaced by a quarter, what is the final value of the 600 coins? Take twelve pennies. Replace every other penny with a nickel...
April 18, 2007
Write an essay on the most destructive force in the world today. http://www.google.com/search?q=most+destructive+force&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA Take your pick!! Please note that we don't do students' homework for ...
February 26, 2007
1.How is science & society related? i have no idea what the answer to this question is 2. What is a scientist's usual next step if data supports a hypothesis? can you tell me if i'm right?... i think that they either published or the experiment is repeated. If data ...
August 21, 2006