Use the diagram of AABC to prove each statement. 18. sin A = cos B 1 19. (tan A)2 +| = (cos A)- A

Q: in the form Acos(x+B) 2 Write 6 cos x+8 cos x--

A: Given 6 cos x + 8 cos x - π2  To write:  6 cos x + 8 cos x - π2  in the form A cos ( x + B)

Q: C A If m/C = 90° while m/A=a and m/B = 3 in AABC, an expression representing the sum ( a+b sin a…

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Q: O 5. If 90° < 0 < 180° and cos 0 = -, find sin 3 3 EATT O 3/11 11 11

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Q: 3. Which is true in any AABC? bsinB a. a = sinA sinB b. C = bsinc csinB c. b = sinc d. none of the…

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Q: 1. Which of the following statement is correct? 60° 4 A. x=8 B. sin60°=y/x C. sin30°=1/x D.…

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Q: 2. Find the value that makes each statement true: a. cos12 = sin e b. sin 2x = cos x sinx = cos…

A: Note : As per our guidelines we are supposed to answer only one question if there are multiple…

Q: 2+7 sin z 3. dz cos? z

A: Since you have asked multiple question, we will solve the first question for you as per our guide…

Q: Which one of the following is an equivalent expression to2 sin cos O sin 7 O2 sin T O2 cos T COS T

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Q: 2.If a = 9, b = 12, and c= 15, what are sin A, cos A, and tan A?

A: Given triangle isa=9 , b=12, c=15

Q: What is the correct set up to solve for x? 19° Your answer: o cos(19) = 25 !3! 25 cos(19) = o…

A: NOTE: Refresh your page if you can't see any equations. . here we have AB=25 A=19 BC=x

Q: 3. Which expression is equal to tan z SAP cot a rer m using identities?

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Q: Which of the following is equivalent to 4 cos? r+ 8 sin? 2 +4 tan? x sin? 2? O 4 sec2 x O 4 tan? a O…

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Q: Which statement is possible for some real number z ?       sin z =2

A: Given: sin z =2

Q: Which of the following statements must be true? Select all that apply. sin A = cos A sin B = cos A

A: Explanation and solution is given below....

Q: Use the given conditions to find the exact values of sin(2u), cos(2u), and tan(2u) using the…

A: Calculate sin u using the identity sin2θ+cos2θ=1. sin2u=1--12132sin2u=132-122132sin2u=52132sin u=513…

Q: PROVE THE GIVEN 2n sin? (V3 - 1) sin? 3 8

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Q: Which is the value of sec? 80° – tan? 80°? O undefined 0 1 O-1

A: We know :  sec2θ-tan2θ=1.

Q: b. Express the following quotient in the form a + bi. 2[cos 345° + i sin 345°] 5 [cos 120° + i sin…

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Q: 55. Verify the following identity and use it to give another proof of the formula (sin x)' = cos x:…

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Q: Which of the following statements is not true? O sin (B) = cos (90° - B) Submit Answer O cos (2x) =…

A: use trigonometric formulae to check as below

Q: (6) For each statement below, determine whether the equality is correct, and explain your solution.…

A: (a) Consider the given equation: sinsin-1x=x This is true for all the function values because domain…

Q: Given x = 60°, tan š can be rewritten as which of the following? 1- cos 60 1- 2 sin? 60 1- cos60 tan…

A: We can find the answer as below.

Q: Which is tan(A+B) if sin.A = -- with 270° <A< 360° and if cos B = - with 90° < B < 180°? 13 56 56 H…

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Q: PROVE THE GIVEN (V5 - 1) sin? sin? 3 8 II

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Q: PROVE THE GIVEN 2n sin? 5 sin? 3 (J5 - 1) 5 -1) 8. II

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Q: 2. So OP a2+sin? @ , a > 0 av1+a²

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Q: 4. Which equatlen will allew us to selve for x? 40 A sin 40 b. sin 40 E. cos 40 d. cos 40 e. tan 40…

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

Q: Which of the following is symmetric with respect to the line 0 Or = 2 cos 20 O p2 = 2 sin 20 Or =…

A: which of the following is symmetric with respect to the line π/2.

Q: If x= tane , then dr = coso de . (1+x?)½ A True B) False

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Q: 15. Use AABC to complete the following statements. b. cos () = m2_ a. sinA = cos c. Solve the…

A: A+B+C=180 And since C=90 so A+B=90 sin theta=opposite/hypotenuse cos theta=adjacent/hypotenuse

Q: Use the given information tan α = 8/15, 180° &lt; α &lt; 270° to find the exact value of the…

A: Use the given information tan α = 8/15, 180° &lt; α &lt; 270° to find the exact value of the…

Q: Which of the following is equivalent to: sin? 2x O 4 cos“ – 4 cos² 4 cos? a – 4 cos“ O 2 cos“ – 2…

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Q: sin(57) and cos (33)

A: Sin(57) = 0.8386

Q: Which equation can be used to find JL 27° K 13.6 cm 7. O cos(27) = # cos(27) = 114 O sin(27) = # O…

A: It is given that, We know that the side in front of the angle is Perpendicular and longest side is…

Q: a, - pgâ, + z cos² pâ ‚, what is V •A ? :coS

A: Sol

Q: Which is equivalent to ? Select all that apply. O A. sin 30° O B. sin 45° C. cos 45° D. cos 60° E.…

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Q: Use the following information to determine sin(2x). cos(x)=−1/4 and sin(x) is positive.

A: Given: cosx=-14 and sinx is positive, To determine: The value of sin2x.

Q: Given tan A = -% and cos A < 0, determine sin A. O 4/5 O 3/5 O -3/5 O -4/5

A: Let's find.

Q: Considering only the values of ß for which sin ßtan ßsec Bcot B is defined, which of th following…

A: Explanation of the solution is given below...

Q: Which is equivalent to ? Select all that apply. 2. O A. sin 30° B. sin 45° C. cos 45° D. cos 60° O…

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Q: PROVE THE GIVEN 2n sin? (V5 - 1) sin? 3 8

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Q: 1. Which is the value of sin? 51° + cos? 51°? undefined O 1 O -1

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Q: After evaluation, if J tan *3rdr=-tan'3r - ( ? ) tan3r +r + C, then find the missing (?) term. ® --…

A: I have appended the formula used in the solution part.

Q: prove the following identities 1. (sect − sin(π/2 − t))(sec(π/2 − t)−sint) = tant − tantsin2 t…

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Q: 10. Use the formula cos(2a) = 1 – 2 sin? æ to find cos , if sin O v2 2 O v? 2 O_1 2

A: Given that       cos(2x) = 1 - 2sin2(x)  and sin(pi/4)=√2/2 Here we have to find cos(pi/2).

Q: (e' – 1)y' = 2 + cosx

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Q: 7. use the Pythagorean Theorem to find the value of sin 0. 24 Given tan 8= 24 sin e = 25 A) 25 sin e…

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Q: To evaluate (sin z cos? + tan r) dr, we may substitute u = cos T. Select one: O a. None of these O…

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