Use an appropriate identity to find the exact value of the expression. sin (165°) -N2Wa+1) 4

Q: Given: sin oa= and sin 8= , 0 < a < and 0 < B< Find cos(a - B): 33/65 63/65 14/65

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Q: Use the given information to find the exact value of the expression. sin a =, a lies in quadrant II,…

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Q: Verify the identity by converting the left side into sines and cosines.

A: Trigonometric identities can be verified by simplifying the left-hand side of the inequality so as…

Q: Solve sin(?)+7sin(?)cos(2?)=0 for ?∈(0,?2). Give your answer in radians correct to 3 decimal places.

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Q: Use the Law of Sines to find the indicated side x. (Assume a = 13. Round your answer to one decimal…

A: Given that , ∠A=37.5°∠B=28.10° and we assume a=13Since , total angle of a triangle is 180°then ,…

Q: 2. Use the labels on the triangle to determine the following: а. The ratio for sine of a a b. The…

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Q: VIO Let 0 be a quadrant I angle with cos(0) - /TO Find cos(20).

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Q: 40 Use a Pythagorean identity to find the value ot 58 Suppose ABC is a right triangle, and the…

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Q: 19x Find an angle 0 that is coterminal with an angle, in radians, measuring 9. -, where 0 <0 < 2n.…

A: We need to find the terminal angle of the provided angle.

Q: Write the expression in terms of sine and cosine, and then simplify so that no quotients appear in…

A: Given that: -cos2θ(1-sec2θ)

Q: Homeworl( &Q-($) pind PzQ Ifton o-3.pind the value of Sin@dden

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Q: Use the Law of Sines to find the indicated side x. (Assume a = 364. Round your answer to two decimal…

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Q: Use the Law of Sines to find the indicated side x. (Assume a = 11. Round your answer to one decimal…

A: From the given figure, Angle C can be obtained as follows. C=180°-A-B=180°-37.5°-28.1°=114.4° Now we…

Q: Use the Law of Sines to find the indicated side x. (Assume a = 170. Round your answer to one decimal…

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Q: Use identities to simplify: 1 + cot? A cosec A sin? A cos A Solution I+cot A sin' A cos' A cosec' A…

A: Given:  sin230°+cos230°+sin245°+cos245°2

Q: Verify the identity by working the right side: sin? (플) csc2 -cot? z 2 csc2 x+2 csc x cot x

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Q: Find sin(a) in the triangle. Choose 1 answer: A 25

A: we have been given the triangle ABC.

Q: Find the value of the indicated trigonometric ratio. cos B B 24 2/23 A 22 cos ß = %D

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Q: Verify the identity by converting the left side into sines and cosines. (Simplify at each step.)…

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Q: Use the formula asin B@ + bcos B0 = Va+b sin (Be + C), where C = arctan(6/a), a = 5, b =8, B -1, to…

A: Given expression is, Where,

Q: Use the figure below and the given values to find the specified side length and trigonometric…

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Q: Which is the exact value of tan 15° using half-angle identity? A. V2 - 3 B. 2- V3 C. V2- V3 D. V2 -…

A: We can write 15° as 45°-30°. So tan15°=tan45°-30°. Us the identity tanA-B=tanA-tanB1+tanAtanB to…

Q: cos (B) cot (B) Which of the following is equivalent to the identity -?

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Q: Using the unit circle, find the value of sin 3. 577 O V3 3 O-V3 O -V3 1/2

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Q: Verify the identity by converting the left side into sines and cosines. (Simplify at each step.…

A: use the trigonometric identities and simplified left hand side.

Q: C 37.5° a 28.1°

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Q: A 37.5° a 28.1° В

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Q: Given tan a = 24' a in the third quadrant, sin ß = ß in the second quadrant, find the exact value of…

A: In this question we have to find the value of the following trigonometry function.

Q: Use the given information to find the exact value of the expression. 20 a lies in quadrant I, and…

A: Here given that value of sin(Alpha) and cos( beta) and we find value of cos (Alpha + beta). Here i…

Q: Find the Value of x below. Round to the nearest hundredth. *SOH - CAH- TOA *Use inverse trig: sin ,…

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Q: If sin A = where 0 < A < and cos B = where <B< 2n, fnd the exact, simplified value of Cos (A - B).…

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Q: 12. Verify the identity by transforming the right side of the equation into the left side. Show all…

A: Our Aim is to verify the identity given below:-cot2 (x)=cosec2 (x)-cosec2 (x) sin2 (x) -(i)

Q: Use the Law of Sines to find the indicated side x. (Assume a = 17. Round your answer to one decimal…

A: Law of  sines:

Q: C A 37.5° 28.1° В

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Q: Evaluate the expression under the given conditions. sin(2?); sin(?) = 1/9, ? in Quadrant II

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Q: Simplify the expression by using a Double-Angle Formula or a Half-Angle Formula. (a) 2 sin(18°)…

A: In this question we will use basic of trigonometry i.e sin2θ=2sinθcosθ In first question we will put…

Q: Use a double-angle identity to find the exact value of the expression. 2 sin 15° cos 15° Choose the…

A: Given   2sin(15°)cos(15°)[sin2thita=2sin(thita)cos(thita)] = Sin(2×15)  =Sin30° = 1/2

Q: Use the given information to find the exact value of the expression 12 21 a lies in quadrant III,…

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Q: sin e, cos e 34) cos e sin e

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Q: Simplify the expression by using a Double-Angle Formula or a Half-Angle Formula. (a) 2 sin(18°)…

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Q: Use a double-angle identity to find the exact value of the expression. 5x 2 tan 6 2 5* 1- tan 6…

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Q: Verify the identity by converting the left side into sines and cosines. (Simplify at each step.)…

A: We use trignometric formulas

Q: Apply the law of cosines to the triangle in the accompanying figure to derive the formula for cos (A…

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Q: Sin, cos, and tan NH8 Yo Find the cosine of ZX. 65 56 33 Y Write your answer as an integer or as a…

A: We have to find cosx

Q: Use the given information to find the exact value of the expression. a lies in quadrant II, and cos…

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Q: Find the sine of ZC. 24 10 26 C Simplify your answer and write it as a proper fraction, improper…

A: Here the triangle CDE is right angled triangle with angle E is 90° Given that CD=26,EC=10,DE=24

Q: Simplify to an expression of the form (a sin(?)). 4sin(pi/4)4cos(pi/4)

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Q: Perform the indicated operation: 192 [ cos (196°) + i sin (196°) ]/ 16 [ cos (237°) +i sin (237°)1…

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Q: Determine the value of sin a + cos a for a = 40 degrees. Check Answer

A: Using fundamental identity of trigonometry.

Q: cos(A+ B) cos² A – sin? B sec(A – B) =

A: Consider the provided question, We have to prove the identity  secA-B=cosA+Bcos2A-sin2B