Assume that the following relationship is known to be true for two angles A and B: sin A cos B-cos A sin B = 0.198669 Express A in terms of the angle B (i.e. solve the given equation for A). Work in radians, and round numeric values accurate to 3 places after the decimal point. A = Enter your answer as an algebraic expression in B, with all numbers in the expression rounded to 3 decimal places. Submit Question

Q: Solve for t, 0<t<2m. 12 sin(t) cos(t) = 9 sin(t) t= 0,0.72,3.14.6.28 Give your answers as values…

A: Since you have posted multiple questions, we will provide the solution only to the first question as…

Q: In 1-8, match each expression with the correct choice to form an identity. Choices may be used once,…

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Q: Solve for t, 0< t < 2π. 12 sin(t) cos(t) = 9 sin(t) t = 3.14,.72,5.56 Give your answers as values…

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Q: Given that cosa = 2 WIN and 0<x<, determine the exact value of cos cos=-= (Simplify your answer,…

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Q: Use a double-angle identity to find the exact value of the expression. cos ²67.5°- sin ²67.5° cos…

A: let N=cos2(67.5°)-sin2(67.5°)

Q: (3* rc* cos(a/180* 3.14) /L+9* db* cos(a/180* 3.14) *cos(a/180* 3.14)/(sin(a/180* 3.14) *LL*LL)) *EI…

A: Given: LL=3.9, a=35, q=8.1, rc=0.7827, EI=180.5, L=3.6, db=0.0084 To Find: To evaluate the following…

Q: In 1-8, match each expression with the correct choice to form an identity. Choices may be used once,…

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Q: Solve ∆ABC. Round to one decimal place where necessary

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Q: Solve the following triangle using either the Law of Sines or the Law of Cosines. a= 5, b=6, c = 7…

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Q: ) Use the Half-Angle Identities to have an exact value for the following (use simplified fractions,…

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Q: 10. A soccer goal is 6 yards wide. Suppose a goalie is standing on her line in the center of her…

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Q: Use the Law of Cosines to find the indicated angle x given in the graph с 68.01 37.83 X = A B 42.15…

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Q: that sin0 = 2/3 and 0 is in the 2nd quadrant, find the exact values of sin(20) and cos(20).  0 is…

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Q: Use the cosine of a sum and cosine of a difference identities to find cos (s+t) and cos (s-t). √2 √3…

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Q: 1) Find cot-1(0.55) (in radians).  (Hint: Use tan-1)

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Q: Write as a sum or difference of trigonometric functions: 10 cos 4x cos 2x =

A: Write as a sum or difference of trigonometric functions: 10 cos 4x cos 2x =

Q: Use the formula   A = ½ ab sin C   to find the area of the triangle with side a = 8, and angles B…

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Q: Find the equation of a circle with center at (–4, 2), which passes through the point (3, 8).

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Q: Tutorial Exercise Make the indicated trigonometric substitution in the given algebraic expression…

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Q: The only solution to arcsin is - π 4 True O False (- √√2 2

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Q: When solving the following trigonometric equation,  4sin x = 1 + cos x, we need to find a way to…

A: We are required to find appropriate answers for ?? given in paragraph below. When solving the…

Q: A 89 120° B 73 с

A: given a=73 c=89 angle B is 120 degrees

Q: For a triangle ΔABC, we have a = 6.5, ∢B = 67°, and ∢C = 23°.  Find side b. Assume standard…

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Q: 6. In AABC, B = 74°20', a = 859cm, b = 783cm, find mZA.

A: "Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Suppose you are solving the trigonometric equation (2.6)tan x + 6.1 = 2.9 - (1.1)tan x The first…

A: 2.6tan(x)+6.1=2.9-(1.1)tan(x)

Q: Suppose you are solving the trigonometric equation (6.4)tan x + 2.4 = 2.7 - (8.2)tan x The first…

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Q: Find the values of the trigonometric functions of the angle (in standard position) whose terminal…

A: To find the values of the trigonometric functions of the angle (in standard position) whose terminal…

Q: Write the function in terms of the cofunction of a complementary angle. sin sin X 24 A 24 (Simplify…

A: Sin(pi/24)

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Q: Choose ALL correct answers. If you have more than one choices, please use CAPITAL letters and…

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Q: Find a value of a in [0°, 90°] that satisfies the given statement. sec α= 1.5816586 α≈ O (Simplify…

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Q: Evaluate the expression. sin 2225° - cos 2270° + tan 245° sin 2225° - cos 2270° + tan ²45° (Simplify…

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Q: 9 Use tan 8° = a b с sin 1- cos cos sin @ cos8 cos² 0 ≤0 and cos²0° + sin² 0 = 1 to establish the…

A: According to bartleby guidelines we supposed to do the first three subparts of multiple subparts…

Q: Evaluate the expression. sin 2135° - cos 2135° CD-R sin 2135° - cos2135° = (Simplify your answer,…

A: Trigonometry

Q: Use the power-reducing formulas to rewrite the expression as an equivalent expression that does not…

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Q: 8 Find the values of x in the interval -180° < x < 180° that satisfy 4 cos2 x 5 sin x - 5 = 0. 2

A: Since you have asked multiple questions in a single request so we will be answering only first…

Q: Prove the identity. 8 tan(x) - 8 tan(y) = 8 sin(x - y) cos(x) cos(y) Use a Reciprocal Identity, and…

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Q: Show and explain all work. If csc = what are the possible measures, in radians (to 4 decimal…

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Q: 4. For each equation, either prove that it is an identity or give a counterexample that proves it is…

A: For each equation, either to prove that it is an identity or to give a  counterexample that proves…

Q: A soccer goal is 8 yards wide. Suppose a goalie is standing on her line in the center of her goal as…

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Q: Verify the identity. cscx- cScx cos x = sin x To verify the identity, start with the more…

A: Given trigonometric equation cscx - cscxcos2x = sinx Formula used sin2x + cos2x = 1 sinx = 1cscx

Q: Simplify without a calculator: cos(210) tan(-30°) sin(150°) cos(-320°) sin (210°) tan(-210°)…

A: cos210°tan-30°sin150°cos-320°sin210°tan-210°sin-205°cos-25°

Q: 2) 8 = R if * = I end ₂ L ead," 3)&= 0 9 L = 50m, R=15cm =9a1cm

A: We need to find radius and angle.

Q: Use a half-angle formula to find the exact value of the following expression. sin 75° T sin 75° =…

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Q: Consider a triangle ABC like the one below. Suppose that A = 111°, b=5, and c= 73. (The figure is…

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Q: Solve for t, 0<t < 2π. 21 sin(t) cos(t) = -6 cos(t) t- Give your answers as values rounded to at…

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Q: Find the exact value of the function. √7 3 tan given tan ß= - with 270° <³<360°

A: We know that sin positive 1st and 2nd quadrant, cos positive 1st and 4th quadrant and tan positive…