The simplified form of cos ( - 12a) + sin (* + - 12=) 6 O v2 cos 12r + 2 sin 12x O V3 cos 12a + v2 sin 12a O V3 cos 12z O cos 12r + V3 sin 12x O V3 cos 12a + sin 12æ

Q: 3x 3x 16 cos + isin 4. 4. Sa 5x 34 cos + isin 3 3

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Q: Which expression is equal to cos(6t)?

A: Recall:  cos(2t)=cos2(t)-sin2(t)     Given,   cos(6t)

Q: 5m Find the exact value of COS 12 o V6-/2 O V6-V2 O -V6+/2 O -/6+/2 4.

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Q: Show that A" cos (ах ah + b) = | 2 sin cos a + bx +n (ah + T 2

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Q: Find all solutions to 10 cos2 r-13 cos T = -4 sec2 r+4 tan? r on 0, 27.

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Q: 20 -1 3. sin

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Q: sin 6r Use the half-angle formulas to simplify the expression, 1+cos 6x sin23x + tan3x tan12x 1-…

A: Using half angle formula's.

Q: "(등 -2) + ain (품 + 22) The simplified form of cos 22x) + sin O V3 cos 22x + sin 22x O v2 cos 22x + 2…

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Q: True or false: cos(2pie/3 + pie/6) = cos2pie/3 + cospie/6

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Q: Express as a product. sin 4ẞ + sin 10ẞ + sin 22ẞ + sin 16ẞ

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Q: (종-272 27=) + ain G + 272) The simplified form of cos O V3 cos 27z + sin 27z V3 cos 27z + v2 sin 27z…

A: Given cosπ6-27x+sin(π3+27x)

Q: The Equivalent expression of cos (4 A) is

A: we know that sin2A = 2sinA cosA cos2A = 1-2 sin^2 A

Q: The expression sinx 1–cosx Select one: O a. (sinx)(1-cosx), x # 2n π, nel b. C. is equivalent to…

A: Here we have to find the equivalent expression of the given one.

Q: Sin

A: Given that: (Sin²30°+cos²30°+sin²45°+cos²45°)²

Q: 2) cos² I 6 F/6 sin2 T

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Q: TT -1 Cos 2 sin 2

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Q: Show that 2 tan'e cose =3 can be written in the form 2 cos'e+3 cos e-2 =0. Hence solve equation 2. 2…

A: Let's find.

Q: 1. Which is equal to cos ? cos O sin * O sin O Cos 품 27 COS

A: topic - trigonometric ratios

Q: 25-11 2-4s + 8

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Q: Sin 20 + cos20 +1 Sin 20-cos20 +1 - - сото

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Q: Now, simplify 4 cos² ß − 4(1 − cos² ß) by combining similar terms. 4 cos² ß - 4(1- cos² B) В = 4…

A: We have to simplify the given trigonometric equation.

Q: 18( cos54 + isin54°) 3(cos102" + isin102" )

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Q: Select the best answer. sin x 1+ cosx + sin x 1+ cosx

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Q: The simplified form of cos ( - 5z) 5z) + sin 6 52) + sin (; + 52) O v3 cos 5x + v2 sin 5x O v2 cos…

A: This can be evaluated as:

Q: + jsin 12 12 .2 +jsin - Simplify 3 cos cos

A:

Q: Show the solution for  (1 + cos A) (1 - cos A)

A: Explanation of the solution is given below..

Q: -5 cos 2B cos 6B -5 cos 4B + 5 sin 8B -5 cos 8B – 5 sin 4B 2 2 -5 cos 4B – 5 sin 8B -5 cos 4B – 5…

A: Solve : -5cos2Bcos6B Use formula = [cos(a-b)+cos(a+b)]/2

Q: tan(C + A)tan(C – A)tan(B+ D) = tan(D – B)

A: