sin x= 6/7, cos > 0, sin y = -1/5, and cos y < 0 How do I find sin(x + y), cos(x + y), and tan(x + y)

Q: tan(sin-14/5+cos-11)

A: The given trigonometric expression is

Q: Sinxtsina3x COSX+ COS 32 tan 22

A:

Q: verify that cos(x+y)/cos(x-y) is = 1-tanxtany/1+tanxtany please show steps

A:

Q: Sin(50)Sin(80)cos(50)cos(80)=?

A: See attached file for a step by step explanation.

Q: sin(2x) 4+ sin" (X) .

A:

Q: Express cos 2 sin cos(2 sin-1(+)) in terms of x.

A: The objective of the question is to express the given trigonometric expression, cos(2 *…

Q: do you solve cos(tan-1(2/3))

A:

Q: eс 0 %3D 12, sin Ө>0 a) sin (20) (b) cos (20) (c) sin (d) cos 2 (e) tan (20) (f) tan 2 - - 2

A:

Q: sin x cos x tan x = 1 – cos² x -

A: