Find sin2x, cos2r, and tan 2r if sinx- and x terminates in uadrant I. = sin2x...
15 Find sin 2x, cos 2x, and tan 2x if tanx = and x terminates in quadrant I. 8 sin 2x = 0 Х s ? cos 2x C tan 2x
Write the expression in terms of sines and/or cosines, and then simplify. 5) sec2x+sin2x 1 + cos2x A) B) 1 +sin x cos x cos2x COS X 1+ sin2 x cos2x C) sinx D) cos2x 6) cotx sin x-tan x cos x A) cos x - sinx 1 B) 1 sin x cos x C) D) sin x + COS X sin x cos x sin x cos2x
Please write legibly. Find sin 2x, cos 2x, and tan 2x if tanx = – and x terminates in quadrant III. DO sin 2x = 0 X ? cos2x = 0 tan 2x = 0
The solution of the differential equation X dy dx – 3y = x sin2x + x4-4x5 is y - "Cos2x = *sin2x+*+-2x + cx True False
Find all solutions of the equation in the int sinx - sin2x = 0 Write your answer in radians in terms of t. If there is more than one solution, separate them with commas.
(ve cos2x - 2e+ sin2x + 2x)dx +(xe" cos2x - 3)dy = 0 a) Determine if it is exact or not; b) Find the general solution.
y c, sin2x+c, cos2x is a solution of the homogencous equation, us Coefficients to find the general solution of the non-homogeneous ODE +4x* is a solution of the homogeneous equation, use the method of Undetermined sechkxy sec (a)-tan(a) cos: (a)s-costar cos (a)+sin (a)1 sin2(a)
verify the identity tan(x+(5\pi )/(4))=(sinx+cosx)/(cosx-sinx)
O TRIGONOMETRIC IDENTITIES AND EQUATIONS Double-angle identities: Problem type 1 3 Find sin 2x, cos 2x, and tan 2x if sinx and x terminates in quadrant III. 10 . 0/0 sin 2x = X5 ? cos 2x tan 2x L
3 12 3. If sin = and angle a terminates in the second quadrant and tan y = 5 and angle y 5 terminates in the first quadrant, then find the exact value of the following: A. cos(inty) B. sin(y - 3) C. tan-y) 7T COS." sin 4. Write each of the following as a single trigonometric function: TT A sin cos 12 12 tan-tany B 1 + tan 4 tany 5. Expand and simplify: sin ( x - 3...