21 22 Find the quotient 21 = 20 (cos 240° + i sin 240°) and z2 = 5 (cos 80° + i sin 80°) O = 100 (cos 320° + i sin 320°) O = 4 (cos 160° + i sin 160°) 22 = 4 (cos 320° + i sin 320°) 22 21= 100 (cos 160° + i sin 160°) 22

Q: 1) cos Otan e + V3 cos 0 + tan e = tan e

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Q: O -105+10f O 103 –101 O-5123+512i O 5123-512i Find [2(cos 240° +i sin 240°)]* . O 8(cos 240°+i sin…

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Q: 10) cos 0 (sec 0- cos 0)

A: Given that: 10)cosθ(secθ-cosθ)12)(1-cosx)(1+secx)(cosx)

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Q: Verify the identity + 1+cos 0 1-cos 0 2 + 2 cot²0

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Q: Simplified form of * cos² 0 + cos²(90° – 0) + cos 0 2 1+ cos 0, cos 2 2 Option 1 Option 2 cos? 0 +…

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A: As you mentioned solve question no.29

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Q: Example: State whether each of the following are true or false. Justify your answer. a) sin+27=…

A: The answer provided below has been developed in a clear step by step manner.

Q: 9. Determine the correct simplification of the expression (1 + cose)(1- cose).

A: SOLUTION-

Q: How do I verify both equations are the same ?

A: Given identity

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A: since , you have posted multiple questions , so I'll solve first three for you , for rest questions…

Q: k = 0, +-1, +-2, ... ) x = +- Pi/2 + kPi A) cosx+cos2x=0 B) sinx+sin2x=0 C) sin2x-cosx=0 D)…

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A: we use Trigonometry ratios  Cot(x) = Base/(perpendicular)  Cos(x) = Base /(Hypotenuse)

Q: so what is the solution of sin 1=.  , sin 2 =.  , sin 3 = and sin 4=.

A: We need determine the values of sin 1, sin 2, sin 3, sin 4.

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A: Since the student has posted multiple questions and does not mention any specific question, so we…

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A: given               cos2θ=34 and π&lt;θ&lt;3π2

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