Trigonometry
 👍 0
 👎 0
 👁 79

 👍 0
 👎 0
posted by Damon
Respond to this Question
Similar Questions

Trig
Solve the following interval 0
asked by Kay on October 24, 2007 
Calculus Question! ASAP!
Hello! I have this problem: x(dx)/sqrt(9x^2) I was wondering why I can't use trig substitution and substitute sqrt(9x^2) for sqrt(1sec^2) and having: integral x = 3sin(theta) dx = 3cos(theta)d(theata) integral
asked by Lucy on February 15, 2017 
math
prove 3cos theta  cos3theta = 2cos theta cos2theta + 4sin theta sin 2theta
asked by Cindy on January 16, 2016 
tri
solve exactly over the indicated interval: 2cos^2(theta)=cos(theta), 0
asked by Anonymous on April 17, 2013 
Trigonometry
find all values of theta in the interval 0
asked by Jade on May 20, 2012 
Trig
Find all values of theta in the interval 0
asked by Waldo on March 14, 2011 
Math trigonometry
8sin^2theta+10 sin theta cos theta =3cos^2 theta=0 then general solution for theta is
asked by Sneha reddy on July 15, 2017 
Trig
Which expression equivalent to: cos(theta + pi/2). A)cos theta B)cos theta C)sin theta D)sin theta my book doesnt give examples of this but my crack at it would be C b/c distributive property? and 2cos theta = sin theta
asked by Jon on February 15, 2008 
Trigonometry
I am having problems with proving identities that has a number and an exponent with it. Like: *2cosxcsc2x = cscx *sin^2 2x = 4sin^2 x cos^2 x *cot2(theta)=csc(theta)2sin(theta)/2cos(theta)
asked by Jam on October 29, 2014 
trig
I don't understand how to do this type of question? If 9cos^2 theta +3cos theta=0, where 90 degrees
asked by Sandy on March 10, 2010