Find the reflex angles. a) 11π/4 radians b) -135°

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Q: 1. If cosa = 0.5 and cosß= 0.6, find the values of using trigonometric identities Think & Prepare…

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A: The objective of this question is to find out the number of sinusoidal functions that can be written…

Q: Sketch θ=−750° in standard position. Then show its reference angle.

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Q: Consider the following equation. 7cos(x) - 8 = 9cos(x) -7 (a) Solve for all degree solutions.…

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Q: Given C=61°, a=10 and b=6, find the area of the triangle:

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Q: Simplify and write the trigonometric expression in terms of sine and cosine: tan2x-sec2=

A: The objective of this question is to simplify the given trigonometric expression tan^2(x) - sec^2(x)…

Q: Convert the angle measure 288° to radians. O 1.3T O 1.4T O 1.5TT O 1.6TT

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Q: 3π Plot the points with polar coordinates (4, 32) and (-s, using the pencil. XX X E G

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Q: 3. The trigonometric equation cos²x - sinx = 0 has the same solutions as the trigonometric equation…

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Q: A=59°, C=42° and b=51.4, find the area of the triangle:

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Q: Matrix A has 3 rows & 2 Columns Matrix B has 2 rows & 3 colums Matrix C has 2 rows by 2 colums.…

A: Matrix A has 3 rows and 2 coloumn Matrix B has 2 rows and 3 coloumn Matrix C has 2 rows and 2…

Q: Find sin(2x), cos(2x), and tan(2x) from the given information. 12 x in Quadrant II sin(2x) tan(x) =…

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Q: 7. Two ships sail from the same point at the same time. Ship A sails on a course of 175° while ship…

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Q: a) Explain what a trigonometric identity is, b) give an example of a trigonometric identity, and c)…

A: A trigonometric identity is an equation that relates the trigonometric functions of one or more…

Q: Prove the following identity: sin(2x) 1- cos(2x) sin(2x) 1- cos(2x) - 1 tan(x)

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Q: 28. cota =and cscß = 24, a and ß in quadrant I =

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

Q: 10. Two ships sail from the same point at the same time. Ship A sails on a course of 175° while ship…

A: Law of sines of triangles:-

Q: i do not know how to do this

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Q: Question 10 39 cm B 8° 45 cm Figure 1 NOT TO SCALE (b) Find sin C, giving your answer in the form…

A: Given:  To Find: (a) To find  and to show that (b) To find (c) To find the area of triangle ABC.

Q: Use a half-angle formula to find the exact value of sin 22.5°. sin 22.5° = 00 8

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Q: 2. Solve for x in the equation: sin 2x = 2 cos x. C. 90° D. 100° A. 80° B. 95°

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Q: Solve the system of equations. (If there is no solution, enter NO SOLUTION.) {v=3x²=5x-1 Jy = 3x² -…

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Q: . Give an equivalent rectangular equation: r = 2 cos 0

A: Since you have posted multiple questions and don't mention which question you want to be solved ,so…

Q: For a right triangle with legs measures a and b and length of hypotenuse c. Find error at c if you…

A: For a right triangle with legs measures a and b and length of hypotenuse c.To find the error at c if…

Q: Find the quadrant of each point and the angle each of the points make with the positive x-axis using…

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Q: Write the expression as a single trigonometric function. cos(9x)cos(8x)-sin(9x)sin(8x)

A: The objective of the question is to simplify the given expression into a single trigonometric…

Q: Solve for 0≤x≤ 2π. Whe a) cos²x = 3 4 b) 2sin’x + sinx − 1 = 0 c) 6cos²x - sinx - 4 = 0 d) 2tan²x +…

A: (a) cos2⁡(x)=34

Q: b. Express the following voltage in complex exponential form, v=30(cos20 + jsin20) volts in…

A: The exponential form of the complex number z = r is      z=r

Q: Suppose sin A Then sin 2A 15 and A is an angle in Quadrant One. 17

A: we are given sinA and we need to find out the sin2A

Q: 66. 2 sin²t + 3 sint - 2 sint + 2 2 sint 1

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Q: Determine the common difference, the fifth term, the nth term, and the 100th term of the arithmetic…

A: Where  is the first term,  is the number of term and  is the common difference.

Q: simplify cos(u)sin 2(u)+cos 3(u) completely. Your answer should be a single trigonometry function.

A: The objective of the question is to simplify the given trigonometric expression…

Q: A weather balloon is sighted from points A and B, which are 5.00 km apart on level ground. The angle…

A: Distance between A and B= 5 kmangle of elevation of the balloon from point A= 21.0°angle of…

Q: Write the complex number in trigonometric form. 8i =(cos+isin) 8i =

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Q: how many solutions does tan 3x = a have/ less than 2 pi but greater than 0

A: Find the  number of solution  of question. We will find the solution  using graph of tan 3x.

Q: 5 Find the exact value of the expression sin (x-ß) given that cos a = '7' with a in quadrant II, and…

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Q: tan(cos-1(-1/3)) can you explain how to find the exact value in a step by step

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Q: Please find the distances between these three locations using the latitudes provided below using arc…

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Q: Let a = ⟨5 , − 3⟩ and b = ⟨− 4 , k⟩. Find k so that a and b will be orthogonal (form a 90 degree…

A: The objective of this question is to find the value of 'k' such that the vectors 'a' and 'b' are…

Q: Solve 2 cos² (t) - cos(t) - 1 = 0 for all solutions 0 < t < 2π. t =

A: Given that a simple trigonometric equation and we find value of t by solving this equation.

Q: Find sin(2x), cos(2x), and tan(2x) from the given information. sec(x) = 6,   x in Quadrant IV

A: As per the given data we have:

Q: 16. a) AB Let A = [1 2 3] -1 5 3] and B 01 1 2 -25 0. Find 0 b) A+B

A: A=[1−230−15],B=[01−1120−250]

Q: Find the exact value of the expression. π 2 + tan

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Q: Determine whether the graph is that of a function. If it is, use the graph to find its domain and…

A: Yes the Graph is that of the function described.The Graph of the function y= 2 sin(x+π/4) is shown…

Q: Use the formulas for lowering powers to rewrite the expression in terms of the first power of…

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Q: Solve to find the inverse of the Matrix 4 [-₁ 0 -1 5 A) L [19] го B) zo -50 1-4 40 ย C) 20 30 0) - +…

A: Given,  .We know if  than .