Use the following information to determine cos(2x). 3 cos(x) = = and sin(x) is negative 5
Use the following information to determine tan(2x). sin(x) 2 and cos(x) is positive y6
Use the following information to determine cos(2x). cos(x) 3 and tan(x) is positive 4
Find sin(2x), cos(2x), and tan(2x) from the given information. tan(x) = ) = - cos(x) > 0 sin(2x) = cos(2x) = tan(2x) =
5. Prove the following identity. (sin x + cos x) = 1+sin 2x 6. If cos(x) = , and x E QIV , find the exact value of each of the following. a.sin (2x) b.cos cos()
Verify the identity 1 - sin 2x cos 2x cOS X - sin X COS X + sin x Choose the sequence of steps below that verifies the identity OB. OC. 1-sin 2x cOS 2x 1-2 sinxcosx OA 1 - sin 2x cos 2x 1 - sin X COS X cos2x - sin 2x (cos2x+ sin 2x) - 2 sin x cos x cos2x - sin 2x (COS X - sin x)(COS X - sin x) (COS X + sin...
QA: Pick two of the following functions: sin(3x)*sin(2x) cos(3x)*sin(2x) cos(3x)*sin(1x) cos(3x)*cos(2x) Find the integral of those functions from x= -pi to pi Show all work. hint : graph & use symmetry.
Use the following information to determine tan(2x). tan(x) = and sin(x) is positive V3
Verify the identity: sin 2x/sin x - cos 2x/cos x = sec x Solve the equation tan theta = Squareroot 3.
(1 point) If tan x - -1/3, cosx > 0,, then sin 2x- cos 2x - tan 2x - (1 point) Find cos 29 if sin- 13 85
13 points 0/3 Submissions Used Find sin (2x), cos(2x), and tan(2x) from the given information sec (n) 8, in quadrant II sin (2x) cos (2x)- tan (2x) = Practice