Find the exact value of 23л sin 30 17 237 17 COS + cos sin 30 30 30

Q: Divide 4 (cos 60° + i sin 60°) by 2 (cos 30° + i sin 30°) in rectangular form.

A:

Q: Find the exact value of sin 80° cos 20° - cos 80° sin 20°.

A: Use the identity sina-b=sin a·cos b-cos a·sin b.

Q: to find the 12 Evaluate sin- exact value.

A: Given that

Q: Simplify 12 sin 8x cos 8x

A:

Q: Draw 45 0 and 245 0 in standard position and then show that cos (-45 0)  = cos 45 0

A: Consider the given: Draw the 45° angle:

Q: Determine the exact value of sin 160° cos 35° – sin 75° cos 55°. -

A: Given information: sin160cos35-sin(75)cos(55)

Q: What is the value of sin 30+ cos 30

A:

Q: True or False sin 52° = cos 48°.

A: Given: sin 52°=cos 48° To Find: To check the given statement for True or False.

Q: Evaluate the exact value of cos sin 61

A:

Q: b. What is the range of y = sin-12x? %3D

A:

Q: Find the value of 2 sin2 30° tan 60° – 3 cos2 60° sec2 30°

A:

Q: Determine if true sin 60°cos 45° +cos 60° sin 45° = sin 105

A: Given expression

Q: evaluate exactly sin(cos-1(2/3))

A:

Q: Evaluate V2 cos sin-! 2.

A:

Q: Establish the identity (Cos3x/sinx) + (sin3x/cosx) = 2cot2x The arguments in cos and sin is read…

A: