cos 6x = 1

Q: 2² ²¹ ( 1²/²) = a. sin os-¹ (-1) = b. cos C. sin-¹ (-2)=

A:

Q: Solve using exact radian values and rounding to 4 decimal places.

A:

Q: Convert the angle -105° in degrees to radians. Express your answer as a multiple of π.

A: Given angle in degree is -105o

Q: A = −2 cos² 0 − cos 24_Restrict to [0, 2m)

A:

Q: cos²x = 3 sin² x 1 = 4 sin² x cos²x = 3 sin²x = sin²x 1-sin²x = 3 sin² x + = sin x is true at x…

A:

Q: when should you use radians and degrees

A:

Q: 1 = sec0-tan0 sec0+tan0

A:

Q: 4)sin?(x)+s sin (x)= 0

A: We have,  sin2x+13sinx=0   It is known that  sin(nπ)=0andsin(2n+1)π2=±1 So, we'll just take sin x as…

Q: V3 with 0 < x < 2n. 2 cos 2x cos x – sin 2x sin x - -

A:

Q: Is three radians more or less than 180 degrees

A: Three radian is less than 180 degree.

Q: 0=-2 cos -cos 20, Restrict to (0, 2)

A: The given equation is: 0=-2cos2θ-cos2θ Find the value of θ in the radian in the given interval.

Q: Rewrite sin55° in terms of the appropriate cofunction.

A: Consider  sin(55°)

Q: cot 0 = 0.535 e

A: Given that,      cot θ=0.535