Determine cos-(sin n) if n = 630°. %3D Do not enter the ° symbol. Provide your answer below:

Q: Determine cos 'given sin 0 =– and tan0 < 25 %D

A: Find the value of cos(Θ/2)?  If sinΘ = 7/25

Q: Find the value of cos V rounded to the nearest hundredth, if necessary. V T. 4 Answer: COS V %3D…

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Q: Find the exact values below. If applicable, click on "Undefined". 3n 믐 미 Undefined tan ? 3n csc

A: We know that tan(θ)=sin(θ)cos(θ) thentan3π4=sin3π4cos3π4=22-22=-1∴ tan(3π4)=-1

Q: Find the exact value of sec 52° cos 308°

A: As value of cosθ and sinθ revolves around +1 to -1 , they take different values depending on the…

Q: 5. Find csc 8, given that cos 0 = and e is in quadrant IV. 112

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Q: In the given figure, what is the value of sin E?

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Q: If sin A = −√65 /65 with 180 ≤ A ≤ 270, find cosA/2

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Q: Find the exact value of cos by using a sum or difference formula. 12

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Q: Use a scientific calculator to approximate in decimal degrees and follow significant figures rules:…

A: Follow next step

Q: Use a calculator to find an approximate value for each expression,rounded to two decimal places.…

A: Given: cos-145 To Find: To evaluate the given expression.

Q: Use a calculator to give the value to the nearest degree. e = cos-1(-0.9397) %3D O-20° O 157° O 162°…

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Q: The value of cos0 from the following figure is 40 41

A: A triangle is a polygon having three sides and three vertices. Sum of interior angles of triangle is…

Q: As theta increases from 0 degree to 90 degree , the value of cos theta tends toward which of the…

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Q: Find a cofunction with the same value as the given expression sin 46°

A: We will use the formula sin(x)= cos(90°-x)   Here, x=46°

Q: Given CoS a= where P (a) is in QIII and tan B = - where P (B) %3D 17 is in QII. Find the exact value…

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Q: Use the information given below to find tan (a+B). 3 tang =- with a in quadrant III 4 4. with B in…

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Q: Use a calculator. Round to the nearest tenth. Given cos 0 = 0.2186, find 0.

A: The solution is given in the next step.

Q: Given cos 0 = , find the value of sec 0 12

A: cosθ=-712

Q: 4. Use an appropriate half angle identity to find the exact value of cos15°.

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Q: Use Addition formula to find the exact value of cos (a + B). if tan a= 3 (a in quadrant I) and csc…

A: Use the identity cosα+β=cosαcosβ-sinαsinβ Use tan2x+1=sec2x to find cosine function. Use…

Q: Find a cofunction with the same value as the given expression tan π/9

A: The cofunction of tanπ9 is cotπ2-π9

Q: Given that csc ⁡ Θ = 3.025, what is cos ⁡ Θ? Round your answer to 3 decimal places.

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Q: 3. When is Cosx 0? 4. When is tanx = ±1? %3D

A: Equation of unit circle is x^2 + y^2 =1

Q: The value of cos8n from the unit circle is

A: We have to find out where 8 π will lie in the unit circle to find out value of cos8π

Q: Use a calculator to find the approximate value of each expression rounded to two decimal places. cos…

A: Explanation: Given that,

Q: Find the value, correct to 3 decimal places for each expression: (a) sec(arctan(2)) (b) cos(2 sin())…

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Q: Find the exact value of cos 45°.

A: NOTE: Refresh your page if you can't see any equations. . from the trigonometric table, we can…

Q: Determine the value of cot e if cos e V7/2 and e is in quadrant II.

A: Cosine is negative when its argument is in second and third quadrant. The second quadrant is where x…

Q: Find angle A (to the nearest 0.1 degrees) if COS A = 0.5432.

A: COS A = 0.5432 A = ? Now, COS A = 0.5432 A = COS-1( 0.5432) A = 57.09 ~ 57.1° Therefore, Angle A =…

Q: Find the exact value of the given expression. tan(} cos"(}))

A: tan12cos-123 Now let 12cos-123=θ⇒cos-123=2θ⇒cos2θ=23⇒2cos2θ-1=23⇒2cos2θ=53⇒cos2θ=56⇒cosθ=56 Now by…

Q: Use a calculator. Round to the nearest tenth of a degree. Given cos e = 0.8248, find 8. Need Help?…

A: We have to find value of  theta..

Q: Use an Addition or Subtraction Formula to find the exact value of the expression. cos(165°)

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Q: Find the exact value of cosl tan 12

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Q: Find the exact value.cos 75°

A: Consider cos 75°=cos45°+30°

Q: What is the exact value of the expression cos(arctan(7/8))

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Q: Create an equivalent expression for cos(x – ), using an appropriate compound angle formula

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Q: Find the exact value of cos(165°).

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Q: Use the appropriate compound angle formula to find the exact value of cos 3

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

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Q: Find the exact value. 1. cos165°

A: Exact value of  Cos(165) = -0.965925826

Q: (a) 10 cos 100t + 3

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Q: If cos 0 = the value of O √3 and tan 0 H √3 . where 00 27, calculate

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Q: Use the given conditions to find the exact value of the expression. 3 cot(a): cos(a) < 0, tan (a + 4…

A: Here we use  trigonometric identity to solve the problem.

Q: Use a calculator. Round to the nearest tenth of a degree Given cos 0 = 0.9237, find 0.

A: Find your answer below

Q: Use a calculator to find the value of the following expression rounded to two decimal places.…

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Q: 6. Find the exact value by using a half-angle identity. Cos 165°

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Q: Find the value of cos Q rounded to the nearest hundredth, if necessary. Q 21 10 P.

A: cos θ = adjacent sidehypotenuse

Q: Use a calculator to find the following. Round to four decimal places.   cos 48.3 degree

A: cos48.3°

Q: Use the half-angle formula to find the exact value. cos 15°= ロロ ローロ X.

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Q: Find the value of a, where 0sas 180°. cos a = -0.2018 ° (Round to the nearest tenth as needed.)

A: Solution: The objective is to find the value of alpha

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.