3) cos -40 + 4) 1=-1 + 2tan -46

Q: Simplify cos[arccsc((2√3)/3)]. 1/2 no solution √3/2

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Q: If sec θ = -13/6 and sin θ > 0, what is 3sinθ - cos(θ)?

A: Solving the problem by finding where the theta lies.

Q: 3(sin^2 90degrees-2sin 90degrees cos 90degrees+ cos^2 90 degrees)

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Q: If tan(0) 24 - , 0 <os then 2 %3D sin(0) equals cos(0) equals COS sec(0) equals

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Q: B- If x+= = 2 cos Ø prove that x"+ 2 cos rø by used complex number.

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Q: Find the value of 2 32 tim (22 (1 - cos (2) - cos (4) + cos (2) cos (=))} x →0 8 X

A: Sol:- limx→032x81-cosx22-cosx24+cosx22cosx24Expand…

Q: Place these trig equations into general form: 1.   y = 3/2 cos (πx - π) 2.  y = cos(2x - π) 3.  y…

A: As per our per our guidelines I am solving only first three parts plzz repost other part To place…

Q: Solve 9cos(2β) = 9 cos2(β) - 1 for all solutions 0 ≤ β< 2π β = ??????

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Q: Find the exact value of cos(2θ)cos(2θ) given cscθ=8/55cscθ=8/5 and 0<θ<π20<θ<π2

A: To find the exact value of cos(2theta) ang given csc(theta)=8/5 where theta is (0,(π/2))

Q: Find the exact value of cos(2θ)cos(2θ) given cscθ=85cscθ=85 and 0<θ<π20<θ<π2 cos(2θ)=cos(2θ)=

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Q: Solve for x: 6 Cos +7Sin x -8

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Q: (2 (cos 15° + i sin 15°))² = 2 (cos 15° + i sin 15°) · 2 (cos 15° + i sin 15°) = x What does x…

A: Given 2cos15°+isin15°2=2cos15°+isin15°·2cos15°+isin15°=x Solve the following expression is as…

Q: The term 0.5(1-cos2x) is equal to

A: Given,          The term is 0.51-cos2x .

Q: tan (+) = [² Lt) ton" (+ tan (4+/cmc+)) In 2 4 2 6 • tan À I 12 1²0 (+) - — tan² (+) + & tan² (+) +…

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Q: 3+ cos 30 de 1 sec – tan 5 5 16+ 02

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Q: 3. sin 27° =cos ? cos 73° cos 153° cos 27° cos 63° O O O O

A: To find equivalent of sin27

Q: 2. Express cos(60) in terms of powers of cos only.

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Q: Evaluate

A: To evaluate cosπ4+2π3, use the cosine addition formula, cos(a+b)=cos a cos b-sin a sin b and obtain…

Q: prove that sec-1x = cos-11 = cos-11

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Q: M= sen 50° · cos 10° - sen 25° cos 35° sen 12,5 °. cos 12,5°

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Q: Find cos θ⁡ whose terminal side passes through the point (-3,4).

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Q: π/2 √1-cos2xdx

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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: Find sin 8. 4/5 4|5 m15

A: Take point in parametric form and compare with given point then solve

Q: If 2 cos x – 9 cos x - 5 = 0, then = 0. Of these two equations, or the equation that has no solution…

A: we have to fill in the blanks: if 2cos2x-9cosx-5=0, then _______________=0 or _____________=0. Of…

Q: ind all solutions if 0° ≤ θ < 360°: cos2 3θ − 7 cos 3θ + 4 = 0

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Q: B- If x+! += 2 cos prove that x"+= 2 cos rø by used complex number.

A: we have to show that the following

Q: 1. tan (5) 2. sin (37) 2 3. cos (7) 4

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Q: Find sin(2x), cos(2x), and tan(2x) from the given information. cos(x) =  12 13,   csc(x) < 0…

A: We shall use the trigonometry identities   Sin2x +cos2x =1 Sin2x= 2sinx Cosx   Cos2x= 1- 2sin2x…

Q: Please solve  Prove cos 4x = 8 cos4x − 8 cos2x + 1.

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Q: 1. tan 4 2. sin Зл 3. sin 4 4л 4. cos 3

A: There are multiple question. As per company policy kindly ask other question separately . 1.

Q: 4. Write 16 cos* xin terms of first powers of cosine. • Previous Next

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Q: By equating the real parts of cos 5? + ? sin 5? = (cos ? + ? sin ? )5 show that cos 5? = 16cos5?…

A: De-moivre's Theorem, cosθ+isinθn=cosnθ+i sinnθ. For n=5, cosθ+isinθ5=cos5θ+i sin5θ. Simplify LHS as…

Q: To prove cos (-u) csc (-u) tan (-u) = 1, which of the following is correct as a first step? a. cos…

A: cos-u csc-u tan-u=1

Q: Give the general soulution for 5cos2x-1=-cos2x+2

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Q: 6. Caleulate v2(cos polar form with the argument from 0 < 0 < 2ñ. 4 COS and express the answer in…

A: r(cosθ+ i sinθ)n=rn(cos(nθ)+ i sin(nθ))

Q: 67. 4 cos lx - 2T = 2 cos-1x

A: Given information: 4cos-1x-2π=2cos-1x

Q: 11 |- tan 20 Cos 20 %3D

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Q: Select all the true equations. O cos(15) = sin(15) O cos(75) = sin(15) %3D O cos(75) = cos(15) O…

A: Use trigonometric angle conversion

Q: 7/4 26. * sec*e tan 0 de sec*0 tan*o de

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Q: cos 2(theta) if sin theta = 5/8

A: Here we have to find cosθ2 and cos2θ=? If sinθ=58 where 0≤θ≤π2

Q: Determine 1-/[e-tt sin(2t)] 2- 23+3s)*

A: Given

Q: If cos 30° + cos 60° + cos 90° + cos 120° + ... + cos 510° + cos 540° evaluate its sum.

A: Here we have to find the sum of the given cosine angle:…

Q: 8. If tan(0) = 6. then sin(0) equals cos(0) equals sec(0) equals

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Q: How many solutions does the equation 2sin(x)cos(x) = sec(x) have for 0 ≤ x ≤ 2pi

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Q: 24. (sin 0°)(tan 30°) + cos 0° 26. cos 60°(cos 0° - cos 180°) 25. (cos 180° + 2 tan 45°) 27. (sin…

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Q: Find the exact value of:

A: Given that, To find the exact value of  sin 7π12 by using the identity, sin ( A + B) = sin A cos B…