Math  Solving Trig Equations
 👍
 👎
 👁

 👍
 👎
👤bobpursley
Respond to this Question
Similar Questions

trig
Solve for x if sin2x=cos(x+60 and x€ [90,180].show all work details

Chemistry
Assume that the element 107Uns is synthesized and that the sample contains 39.8% 270Uns (269.4 amu), 35.2% 271Uns (270.3 amu) and 25.0% 272Uns (271.2 amu). What is the value of the atomic weight? A. 270. B. 269.3 C. 270.4 D. 271

calc
sin2x = (radical 3)/ 2 solve each equation on the interval [0,2pi)

algebra
which function has an amplitude of 2 and a period of p? a. f(x)=1/2cos2x b. f(x)=2cospx c. f(x)=1/2cospx d. f(x)=2cos2x

Math
Solve the equation sin2x=2cos2x, for 0 degrees

Math
Solve the equation 2cos2x = √3 for 0°≤x≤360° I did this: cos2x = √3 /2 2x=30 x=15 x=15, 165, 195, 345 Is this correct? Solve the equation √3 sin2x + cos2x = 0 for π≤x≤π No idea how to approach this one Thanks a

TRIG help quickly please
Mark any solutions to the equation 2cos2x  1 = 0. The answer can be more than one. Thank you π/8 7π/4 15π/4 3π/4

trigonometry
if sin2x=3sin2y, prove that: 2tan(xy)=tan(x+y) ( here, in sin2x, 2x is an angle., like there's a formula:sin2x=2sinxcosx and sin2y=2sinycosy; ....)

Chemistry(I'm sooo confused here!)
The Rydberg equation, with n1=1, predicts an ultraviolet series of spectral lines of atomic hydrogen. Which of the following wavelengths is not predicted by the equation: 1/ = (1.097 x 10(7) m  1) x (1/n1(2)1/n2(2) a)182 nm

Calculus
Determine the concavity and find the points of inflection. y=2cosx + sin2x 0≤x≤2pi y'=2sinx + 2cos2x y"=2cosx4sinx How do I find the IP(s)?

trig
Verify the trigonometric identity: [(1–sin²x)/sin²x]–[(csc²x–1)/cos²x]= tan²x I still can't figure this out.

trig
sinx = 4/5 and x terminates in Quadrant II Find sin2x and cos2x How to get the answers, which are sin2x = 24/25, cos2x = 7/25?
You can view more similar questions or ask a new question.