Multiply. leave the answer in trigonometric form.  2(cos 115 degrees + i sin 115 degrees) x 8(cos 59 degrees + i sin 59 degrees)

Q: 8 sin? 0-2 sin0-3 12) 2 sine+1 3cot 0-19 cot0+20 13) cote -5

A: Given: There is misprinting in the 12th question 12)  8sin2θ−2sinθ−32sinθ−113)…

Q: Solve for all radian solutions. tanx-2cosxtanx=0

A:

Q: sin 180° tan 315º Cos 0°

A:

Q: Rewrite sin 65° in terms of its cofunction. sin 65° = (Type an exact answer. Simplify your answer.…

A: We have to find the cofunction of Sin 65° .

Q: sin(2 tan(5)

A:

Q: Which quadrants contain the solutions to the equation tan² 0 = 1? 1, 3 1, 2, 3, 4 1 2,4

A:

Q: 3(cos 95° + i sin 95°) · 2(cos 56° + i sin 56°)

A:

Q: Give the exact value of each expression in simplest radical form. 33.) a. cos 45° 34.) a. sin(-45°)…

A: Since you have posted multiple questions, as per guidelines we are supposed to answer only first…

Q: Simplify and evaluate. cos 70° cos 25° + sin 70° sin 25°

A: Answer: The solution is as shown below:

Q: Complete simplify each problem so that no quotient is in the answer.

A: Given: 8  3cosθ+sinθ21+2sinθcosθ   9  csc2θ+cot2θcsc4θ-cot4θ

Q: Rewrite sin 21° in terms of its cofunction. sin 21° = (Type an exact answer. Simplify your answer.…

A: In Sin 21°, the angle 21° is less than 90° then we can express it in the form of cofunction; Sin 21=…