3 Given that the cos(0)= and is in the first quadrant, what is the exact value of sin(20) ?

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Q: 1 If cos(0) and 0 is in the 2nd quadrant, find sin(0) 8 |

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Q: 26 13 13v3 What is the cos X of the triangle above? What is the cos Y of the triangle above?

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Q: 1. S dr 1+sin a+cos a

A: The solution is given below in the next step:

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Q: sin20 + sin e = 0

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Q: 4. Find the value of cos (A+B) for A terminating in quadrant III and B terminating in quadrant IV…

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Q: 12 what is the value of sec 13 (a+ If sin a 13 and cos a

A: Given,            sinα=513 and cosα=1213To find : secα+π4

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Q: Find the exact value of the following under the given conditions:a. cos(α + β)   b. sin(α + β)   c.…

A: given: tanα=-34, α lies in quadrant II cosβ=13, β lies in quadrant I we have to find the exact…

Q: Approximate to three decimal places.

A: (a) sin 73°20' Convert minutes into degree. 2060=13=0.3° Therefore: sin…

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A: To evaluate,

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A: topic -  trigonometry function

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A: Given thattanθtanθ-1=-1Sotanθ=-1(tanθ-1)tanθ=-tanθ+12tanθ=1tanθ=12

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Q: 2 sin(0) <0 <T Given that 3 and 2 what is the exact value of cos(20)?

A: follow the procedure given below.

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A: Since we are given with multiple number of questions and our guideline is solve the first question…

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Q: 5л What is the exact value of sin(cos(n)) where n %D

A: The given trigonometric function sin-1cosn where n = 5π2 cosn=cos5π2=0     since cosπ2=0

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Q: 2. Find all the exact solutions to following. a) sin x= 0 b) tan e = 3

A: If sin x =0 then x=nπ ; where, 'n' is any integer .If tan x =3 then x =nπ+π3 .

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Q: Given that E = sin*x- cos*x. Reducing E in terms of the first power of cosine gives:

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Q: Solve the following trigonometric equation for 0 ≤ x ≤ 2π. Explain your process.  cos 2 x −  1 = 0

A: For the solution of the problem follow the next step.

Q: Question in image.

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Q: 1 Suppose that cota= and - <a<T. <a<n. 2 Find the exact values of sin- and tan- 2 2 JT

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Q: Given 0 < 0 < 2T, what are the solutions for the equation v3 sin 0 + cos 0 1?

A: Given equations are

Q: (a). Simplify the following by using Demoiver's theorem. (1- cos 0 +i sin 0)* (b). Examine the…

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Q: For a small angle 0, where 0 is in radians, show that 2 cose+ (1-tan e) 3-20. Hence determine an…

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Q: -4 sin(0) – 4 = -2/3 – 4

A: We use Trigonometry table to solve this Question

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Q: If sin A =2/3 with A in the interval 0° &lt;= A &lt;= 90°, find       cos A/2

A: Given, sin A=23, 0°≤A≤90°

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A: ** As per our guidelines, we are supposed to answer only one question at a time. Since you have…

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Q: Compute the indicated sin α = 15 17 cos B = cos = (a) (b) - 4 5 quantity using the following data.…

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Q: 14. Find sin 0, given that cos0=Y,and tan 0 <0. V5 V59 a.- 8 5 C.- 8 d

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Q: 3) Find the exact value of cos(a + B) under the given conditions. V5 0< a < sin ß = - -< B < 0 4 TC…

A: We know thatcosα+β=cosα cosβ-sinα sinβ

Q: At what value(s) of x does cos(x) = 6x?

A: We have, cos x=6x To find the value of x, we shall find the root of a function  using…