Given that sec 4π/21 = 1. 21, use equivalent trigonometric expressions to evaluate csc 13π/42.

Q: csc tan ²¹ (-1)] = sec cos ¹ (-1/2) = -1

A: odd function even function

Q: Eliminate the parameter t from the following. x = cos t − 1, y = sin t + 5

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Q: Evaluate the following sum. 5+7+9+...+27

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Q: 17π 8. Find the exact value of the expression (do not use a calculator): tan-

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Q: If sin(0) = − - (a) cos(0) (b) tan(0) = (c) sec (0) = (d) csc(0) = = (e) cot (0) = = 2 5 and is in…

A: Given query is to find trigonometric functions.

Q: Solve for x. The top figure is a kite, and the bottom figure is a trapezoid. 22° 41 A 137⁰ y

A: this is question of geometry  two composite figure is given  we have to find the angle  we use basic…

Q: 25. Foci: (0, 0), (0, 8); major axis of length 36

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Q: Convert the rectangular coordinates (-2√3, 2) to polar coordinates, (r, 0), where r is positive and…

A: According to question,Given Rectangular coorinates :-23, 2

Q: Question Evaluate the following sum. 14 Σ(4k - 4) k=2

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Q: A pilot is flying over a straight highway. He determines the angles of depression to two mileposts,…

A: NOTE: Refresh your page if you can't see any equations. .

Q: Find all solutions if 0° ≤ ? < 360°. When necessary, round your answers to the nearest tenth of a…

A: To find all solutions if 0°≤?&lt;360°.cos23?-6 cos3?+4=0

Q: Identify the domain and range of each. Then sketch the graph. 19) y sin cotx 53-241 Ay 20) y = tan-¹…

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Q: 3) Let a = 3i, b = i + j. Find 5a + b. A) 11i + j B) i+ 16j 4) Let a =(3, 8), b = (-5,9). Find a +…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: Graph the function f(x) = cos(x) + sin(x) by first graphing y = cos x and y = sin x on the same axes…

A: Table values of sinx x sin(x) 0 0 π4 12 π2 1 3π4 12 π 0 5π4 -12 3π2 -1 2π 0

Q: 3. Find the general solution to the equation sin(20) - cos0=0. Express the solution in degrees.

A: Solution : Given that trigonometry identity is

Q: Use the Law of Cosines to determine the indicated angle 9. (Assume a = = 136.5, b = 61.3, and c =…

A: A detailed solution is given below.

Q: The distance from the home plate to the fence in dead center at a certain baseball field is 389…

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Q: 8 = sin(8) = 63.6,296.4 unlo *

A: Given; Sin(theta)=5/9

Q: Determine the amplitude, period, phase shift (horizontal displacement) and vertical translation of…

A: Topic = Functions

Q: sin0 = 响 √√2 2

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Q: 11. Eliminate the parameter t from the following: x = 9 sint, y = 9 cost

A: Solution:

Q: Suppose that is an angle in standard position whose terminal side intersects the unit circle at…

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Q: Graph one period of the equation below by first adjusting the vertical asymptotes, then adjust the…

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Q: Find all solutions in the interval 0° ≤ ? < 360°. If rounding is necessary, round to the nearest…

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Q: Q3. Use the Maclaurin expansion of er and the definitions sinh x = (e-ex)/2 and cosh x=(e¹ + e*)/2…

A: As we know that the Maclaurin's expansion of ex=1+x+x22!+x33!+···+xnn!+···

Q: Solve the following equation for on the interval [0, 360°). Select all correct answers. Select all…

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Q: Q2 Find the derivative of the following. function. 1. y = ln (x√x²-1) 2. y = -√√x² +1 +ln(X+5x² +1)…

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Q: Find the area of the following triangle. Round your answers to the nearest tenth. a = 44 in, b = 66…

A: NOTE: Refresh your page if you can't see any equations. . here we have a=44 in, b=66 in, c=88 in

Q: Solve the following triangle using either the Law of Sines or the Law of Cosines. B=29°, C=74°, b=5…

A: Given,           B=29°, C=74°, b=5To find : Solve the following using either the Lawof Sines or the…

Q: Solve the following equation for on the interval [0, 2π). Select all correct answers. Select all…

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Q: Question Given the following information about the arithmetic sequence an, az = 8 α6 17 - find a19.

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Q: Find the exact solution of the equation. 18 sin ¹x = 3

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Q: Graph the quadratic function: f(x) = x² + 2x - 8

A: NOTE: Refresh your page if you can't see any equations. . the given function is to graph the…

Q: Write the rectangular form of the polar equation in general form. r+7 cos 0 0 Assume that all…

A: Given query is to find the rectangular form.

Q: Solve for x in the triangle. Round your answer to the nearest tenth. 14 27° X S

A: Solve for the x

Q: Solve for ? if 0° ≤ ? < 360°. (Enter your answers as a comma-separated list.) sqrt 3  sin ? + cos ?…

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Q: Determine the exact value of in the following equation if 0 ≤ 0 < 2π. -8 sin² 0 + 10 = 6 Select the…

A: Given -8sin2θ + 10 = 6

Q: Given 0 = 4T/3 radians is an angle in standard position find exact values: sin es COS= tano =…

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Q: Find UV. U V UV = 8 21° T Write your answer as an integer or as a decim

A: Consider the given figure below :

Q: Solve the triangle. a=1, b = 3, C = 60°

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Q: Simplify the expression to get a numerical value. cos x (CSC X-sec x)-cot x X O cos²x-tan²x 00 01…

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Q: 46° 3X+15 89⁰

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Q: 7. is an acute angle. Find sinif cos 8 17

A: given  cos(θ)=817from the trignometric identity sin2(θ)+cos2(θ)=1

Q: Eliminate the parameter t in the following. x = cos 2t, y = cos t

A: See below the answer and calculation

Q: determine the equation of the function whose amplitude and period are both triple the amplitude and…

A: Topic = Function

Q: Write the standard form equation of the parabola with directrix y = 4 and vertex at the origin.…

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Q: If 0= www. 1T 4 then find exact values for the following: sec(0) equals csc (0) equals tan(0) equals…

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Q: Solve for x, if 0 < x < 2n. Give your answer in radians using exact values only. 2 sinx-cotx- csc x…

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Q: QUESTION 5 Consider the following sets A = { a, b, c, d, e } and B = {r, g, b} Find the Cartesian…

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Q: Solve for 0 if -6 sin 0 + 21 = 27 and 0 < 0 < 2п. = Select the correct answer below: | 0 = п only до…

A: To find the value of theta.