prove the identity Sin [I+X)+ sin (Tーメ エx\= COSX sin / II_ %3D

Q: If sin (A) = 4/5 with A in QII, find sin (A/2).

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Q: Given that sin 0 = and that angle 0 terminates in quadrant II, then what is the 21 29 value of tan…

A: Given problem:- Given that sin(θ) = 21/29 and that angle terminates in quadrant II, then what is the…

Q: if ∠A=102∘,a=35,b=13.∠A=102∘,a=35,b=13. If no answer exists, enter DNE for all answers. ∠B∠B is…

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Q: Find all degree solutions. (Enter your answers in the form a + bk, where a E [0, 180), b is the…

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Q: A radio tower is located 300 feet from a building. From a window In The building, a person…

A: Answer is in below step

Q: 4. Find the length of AB. 47° B 15.8

A: Given query is to find the  value of AB.

Q: Question Given that x(t) = -2t – 10 and y(t) = 10t + 3, which of the following gives a Cartesian…

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Q: Solve the following triangle. B = 108°, C = 47°, c = 22.5 feet A = (Simplify your answer.) feet…

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Q: b= 4 с 15 C a =?

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Q: Solve using the Quadratic Formula. 4) 2x2 - 3x - 15 = 5 %3D Show set up then answer a = b = C = X =…

A: Solve the given

Q: Write the following numbers in the polar form re", 0 <0 < 2n: (a) 3 1 %3D 3 (b) 3 + 3i r = (c) 2 2i

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Q: Use the given vectors to find the specified scalar. u = -7i + 10j, v 2i - 8j, w = 7i - 6j; Find u (v…

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Q: For the ordered pair, give three other ordered pairs with ? between −360° and 360° that name the…

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Q: Find all solutions to the equation below in the interval (−1π,0]. Give all answers as exact values…

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Q: cot x cos x 4 5 sin x cos x 6. cot x sin x- 2 sin x - 4 cot x Cos x 5.

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Q: Solve the equation for solutions in the interval [0, 2π): 5 sec x - 8 = 2

A: This question is based on general solution of cos.

Q: 10. If angle A measures 115°, what is the measure of angle C? OA. 50° OB. 65° OC. 115° OD. 180° 11.…

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Q: 15. Parameterize the line from (4, 1) to (6, –2) so that the line is at (4, 1) at t = 0 and (6, –2)…

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Q: A metal pipe is 77 cm long. The inner diameter of a cross-section is 4cm, the other diameter is 4.4…

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Q: Calculate the value of side p. () 43° 35m

A: We know that cosθ=Adjacent sideHypotenusecos(43)=35p

Q: find the exact value of cot pi/4

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Q: Use a graphing calculator and table to determine each limit, if it exists. Show a table or graph to…

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Q: A metal pipe is 77 cm long. The inner diameter of a cross-section is 4cm, the other diameter is 4.4…

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Q: Add the vectors u (0, 3) and i = (- 2, – 1) graphically. Your graph should include u, v and the…

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Q: Two planes leave an airport at the same time. Their speeds are 140 miles per hour and 170 miles per…

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Q: ace provided below, discuss the AE (Keynesian cross)

A: answer is in next step

Q: 8 cm 6 cm

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Q: 5. Find the solutions to sin x tan x = sin x on 0<x<360°

A: Simplification

Q: Solve for x. (Round your answer to four decimal places.) 38 20°

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Q: 22. To solve right triangles using the angle of depression, which do we consider? The angle formed…

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Q: (a) Find the dot product v•w​; ​(b) find the angle between v and w​; ​(c) state whether the vectors…

A: topic - vectors

Q: A small school has 190 students who occupy three classrooms: A, B, and C. After the first period of…

A: topic - linear equations

Q: 4. For each problem below, fill in the blanks showing how the reference angle is used in connection…

A: topic - trigonometric ratios

Q: Solve each triangle ABC that exists. A = 37° a = 3.3 c= 15.3 ... Select the correct choice below…

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Q: The vector CD→ has initial point C(−2,1) and position vector ⟨3,−9⟩. What is the terminal point D

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Q: find and graph one period of the periodic sine function with amplitude 3, period pi/3, and phase…

A: The standard form of Sine function is given by, y=a(sin(b(x-h)))+k where, a is amplitude  2pi/b is…

Q: Lhe system 8f lihear equations. (If the system is dependent, express your answer in terms of t,…

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Q: Convert the polar equation to a rectangular equation. 2 sin 20 = 4 %3D

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Q: Perform the matrix operation. (If not possible, enter IMPOSSIBLE in any cell of the matrix.) 3 -5 -2…

A: Given problem:-

Q: Factor the trigonometric expression completely. 3 sin X+ 16 sin X+5 ... 3 sin? X+16 sin X+5= (3 sin…

A: In this question , we can factor completely the given trigonometry expression .

Q: 5. cos A = - and sin B =, both A and B in QII.

A: This is  a problem related to trigonometric identity formula. Based on the general formula we will…

Q: use reference angles to evaluate tan 210 degrees

A: Here we have to find the value of tan 210° Here the given angle lies in between 180° and 270°  That…

Q: 13л A. 1. tan 12 2. tan 12 3. tan 330° + tan tan 12 ST 1- tan 4. tan 12

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Q: 6. cos A = - 17 and cos B = -, with A and B in QIII.

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Q: Prove the identity. cosx-sinx/sinx cosx = cscx-secx

A: See below the answer and explanation

Q: Solve the triangle. (Round your answer for side b to the nearest whole number. Round your answers…

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Q: Write the complex number in rectangular form. - 4x + i sin - 47 3 cos 3 3 - 4T + i sin 3 cos…

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Q: Which of the following is equivalent to sin 4? COS 4 b. COs C 17 tan C 15

A: Solution ) sin A = 15/17 cos A = 8/17 tan A = 15/8  cos C= 15/17 tan C = 8/15 Hence sin A = cos C

Q: A = 18° 44', a = 9.5, b = 22 Case 1: Case 2: В 3 X ° (smaller B-value) B = X ° (larger B-value) C =…

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Q: 6) x² + 3x-5 = 0

A: Follow the procedure given below.