Find sin 20 if cos 0D 17 (where 0 is in the fourth quadrant).

Q: Use the conditions below to find sin 2θ, cos 2θ, and tan 2θ. cos θ = 5/13, 3π/2< θ < 2π

A: Given:

Q: If sin a = with < a < 2n, find cos - 2

A: Given,sin α = -35α = sin-1-35=323.13 degrees or 216.87 degrees.Since α is between 3π2=270 and 2π…

Q: If 0° < 0 < 90° and sin 0 = , find cos 0 using trigonometric identities. 13

A: Explanation of the answer is as follows

Q: If cos(0) : 3 and e is in the 3rd quadrant, find the exact value for sin(0). 4 %3!

A: To find the value of sin.

Q: Find the quadrant in which 0 lies. sin 0 >0 and cos 0 <0 own

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

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Q: If cos(0) and 0 is in the 3rd quadrant, find sin(0) sin(0) =

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Q: If sin (A) = 3/13 with A in QII, find sec (2A). sec (2A) =

A:

Q: If cos 0= 5/13. Find the numerical value of sin 0.

A: Given: cosθ=513

Q: 1 and x is in quadrant I, then cos(90° - x) = 8 1. If sin x=-

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Q: If sin(x) = (in Quadrant-I), find 6. sin(2æ) = %3D

A: Given equation is: sinx=56 ; (x lies in Quadrant-I) We will use the following identities: (1) cos x…

Q: 4. State the quadrant in which 0 lies. a) cos 0 > 0, tan 0 0

A: Introduction: All sin tan cos rule: All sin tan cos rule is all trigonometrical ratios in the first…

Q: Find the exact value of the expression. 1 COS 11a sin

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Q: 13 5.

A: First use Pythagoras theorem to find the value of x. Then use the value of x so found to find sin…

Q: 5) If cos 0 and you are in the fourth quadrant, find sin 0 and tan 0

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Q: 4. cos(2 sin-

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Q: Find the exact value of cos 2x given that sinx= - 3 and x is in quadrant III.

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Q: If cos(0) = and 0 is in the 1st quadrant, find the exact value for sin(0). sin(0) = 56

A: To find the exact value of sin(theta)

Q: Suppose that cos 8 = 0.68. What is the value of sin(a)?

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Q: Suppose that cos B = 0.68. What is the value of sin(æ)? %3D

A: Given cos β =0.68

Q: sin 0° is equal to cos 45°

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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: The value of ( sin A+ cos A)2 - sin 2A is

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Q: Find cos if sin u 0.154 and u is in Quadrant-I. () Cos Your answer should be accurate to 4 decimal…

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Q: find the value of 0 sin(55) = cos(0)

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

Q: . Evaluate sin 0 if cos 0 = 2/5 and 0 is in quadrant I. %3D Evaluato 000 A if

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Q: Find the sin θ. Cos θ = 3/4, θ in quadrant I

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Q: Find cos 5, given that sin 1 and 0 <0< 90°. 4

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Q: find the value of 0 sin(0)= cos(28)

A: We have to find the value

Q: Find cos (2 θ) , if sin θ=15/17 and θ lies in quadrant I

A: sin² (x) + cos² (x) = 1 cos(2x) = cos² (x) - (1 - cos²(x)) = 2cos²(x) - 1

Q: Find sin 2x, cos 2x, and tan 2x if sin xD and x terminates in quadrant I.

A:

Q: If cos(0) sin(0) = = 2 and is in the 3rd quadrant, find sin(0) 3 -

A: We can find the answer as below using the formula for sin theta as below.

Q: If sin B = with B in QII, find cos 5

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Q: If sin A= -4/5 with A in QIII, find cos A/2

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Q: If cos(0) 7. and 0 is in the 4th quadrant, find sin(0) 8. sin(A)

A: Since, cos θ=78and θ is in the fourth quadrant.Our Aim is to find sin θ=?

Q: Find sin 20, given the expression below. 2 cos 0 3 and <ө < 2п 2

A: Solution:Given    cos θ=23To find:sin2θFormula:sin2θ+cos2θ=1sin 2θ=2 sin θ cosθ

Q: If cos(0 - π/2) 0.54, find sin(- 0)

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Q: If cos(θ)=−5 over 8 and θ is in the 2nd quadrant, find the exact value for sin(θ). sin(θ) =

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Q: 9. Given that sin 0 = - and e lies in quadrant IV, find the exact value of cos

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Q: If cos(0) 1 and 0 is in the 4th quadrant, find the exact value for sin(0). sin(0) -

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Q: Find sin 2x, cos 2x, and tan 2x if tanx= and x terminates in quadrant II. 12

A: In second quadrant sin is positive and cos is negative

Q: Find the quadrant in which 0 lies from the information given. sin(0) < 0 and cos(0) < 0

A: By checking the values of trigonometric functions in quadrant we can conclude the following data.

Q: If sin A = 65 with 180° < AS 270°, find cos 2A and cos 65 Cos 2A = COS 2

A: To find the value of the following,

Q: If sin(8) = 1 and e is in the 1st quadrant, find cos(0) cos(0) = Enter your answer as a reduced…

A: Given sinθ=34 and θ is in first quadrant.

Q: Find (a) sin 2' (b) cos , and (c) tan 2 - 2 13 csc 0 = and 90° <0 < 180° %3D 12

A: cscθ=1312 and 90°&lt;θ&lt;180°find,a) sinθ2b) cosθ2c) tanθ2

Q: Determine the quadrant in which the terminal side of 0 lies. (a) cos 0 0 and tan 0 > 0 (Choose one)…

A: Given query is to find the quadrant for the angle.

Q: Find the quadrant in which 0 lies: (a) sin 0 0 (b) cos 0>0 and csc 0 >> 0

A: To find the quadrant in which θ lies a sinθ&lt;0 and tanθ&gt;0b cosθ&gt;0 and cscθ&gt;0

Q: 7. If sin 0 and 0 is in the first quadrant, find cos 20. %3D

A: The solution is given below:

Q: If cos x = -12/13 and x is in quadrant III, find a. sin () b. cos (2x)

A: given data  cosx = -12/13   a 2sin2x/2 = 1- cosx 2sin2x/2 = 1 -(-12/13) sin2x/2=25/26 sinx/2 = 5/26…

Q: If cos(θ)=1/3 and θ is in the 4th quadrant, find the exact value for sin(θ).

A: