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Q: Change the equation to rectangular coordinates. r(4 cos ? + 3 sin ?) = 12

A: We will use the formula x=rcosθy=rsinθ

Q: Convert the polar equation to rectangular coordinates. (Use variables x and y as needed.) r = 9 + co...

A: The given polar equation is, r=9+cosθ⋯⋯⋯1 Now, relationship between the rectangular coordinates x, y...

Q: Solve the equation for x if 0 < x < 2x. Give your answer in radians using exact values only. (Enter ...

A: Click to see the answer

Q: Give both an exact solution and an approximate solution to two decimal places for the following. Giv...

A: Given Data: The measure of ∠C is: m∠C=90° The measure of ∠BAC is: m∠BAC=60° The length of side AC is...

Q: 6. Solve the following trigonometric equations. sin? 0 = 4 – 2 cos 0

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

Q: 6. Solve the following trigonometric equations. sin 0 = 4 - 2 cos 0 sin(20) + cos e = 0 cos(50) – co...

A: sin2θ=4-2cos2θ⇒sin2θ+2cos2θ=4⇒sin2θ+cos2θ+cos2θ=4⇒1+cos2θ=4⇒cos2θ=3⇒cosθ=±3Which is not possible, be...

Q: Someone knows how to get the angle of mBEC, mCEA, mAED, mBED?

A: As per bartleby guidelines for more than one questions asked only one question is to be solved. Plea...

Q: Use identities to find the indicated value for each angle measure. sin 0 0, cos 0 > 0. 29 Find cos (...

A: Using the formula of cos2theta in terms of sintheta or in terms of sintheta and costheta..... explan...

Q: Sketch the graph of y = 2 sin x for 0 < = x <= 2 pi

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Q: As theta increases from 0 0to 90 0, the value of sin theta tends toward what number?

A: The value of θ increases from 0° to 90°. The value of sin θ is defined as; θ 0 30° 45° 60° 90° ...

Q: Use a calculator to find each of the following. Round all answers to four places past thedecimal poi...

A: Given- tan 42°15' To find- The value of the above trigonometric expression using calculator to four ...

Q: A 35-foot tall pole is leading towards a building. To stop the pole from leaning further, a48-foot l...

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Q: Find the four fourth roots of z = 81( cos 2 + i sin 2 ). Write each root in standard form. 3 3 Wo = ...

A: Given that z=81 cos2π3+isin2π3. Obtain the fourth roots as follows. z14=8114 cos2π3+isin2π314=3 cos2...

Q: If cos theta = 1/4 find cos 2 theta 16

A: cosθ=14

Q: Convert the polar equation to rectangular coordinates. (Use variables x and y as needed.) r = 9 + co...

A: Click to see the answer

Q: nd the value of the six trigonometric functions of

A: Given that: Angle θ is formed by the positive x - axis and the line segment from ( 0 , 0) to ( 4, 1)...

Q: Convert the equation to polar form. (Use variables r and 0 as needed.) x2 - y2 = 12 %3D

A: The given equation is, x2-y2=12 In order to convert the equation into the plane polar coordinates r,...

Q: need help

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Q: need help

A: (a) part Consider the given expression 3 x2-13 x+4 Then, 3 x2-13 x+4=3 x2-x-12 x+4=3 x2-x-12 x-4=x...

Q: Find the values of the trigonometric functions of 0 from the information given. tan 0 = -5, sin 0 > ...

A: Given, tanθ=-5 , sinθ>0

Q: Fnd the third ade to the following triangle (there are two possole answers). Round to the nearest fo...

A: Click to see the answer

Q: need help

A: We have sinθ=-12

Q: Which expression is equivalent to sinαcosαsec(−α) for all values of α for which sinαcosαsec(−α) is d...

A: Given, sinαcosαsec-α

Q: Why sine of any angle in the first quadrant is positive and give an example for it

A: Given, Why sine of any angle is positive in the first quadrant Explanation : - when we make a circl...

Q: Write each complex number in standard form. 1 cis 210 degree

A: Given: cis210° To convert the given complex number in standard form. Solution: cisθ is an abbreviati...

Q: Need help solving problem

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Q: The following problem refers to right triangle ABC with C = 90°. Find all the missing parts. (Roun...

A: acc to given question drawing a diagram

Q: Anyone know how to answer this? Please enlighten me I want to practice and learn.

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Q: Convert the polar equation to rectangular form. r = 5 cos 2?

A: r=5cos2θ

Q: Solve each equation for u if 0° <= u < 360°. If rounding is necessary, round to the nearestten...

A: tan u is positive in first and third quadrant, and if x is the angle in first quadrant then 360 -x i...

Q: In a circle of radius 2, the length of the arc that subtends a central angle of 222 degrees is?_____...

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

Q: Use the fundamental identities to simplify the expression. tan 0 sec 0

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Q: Identify the argument of cos 9x

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Q: Prove each of the following identities. 2 cot 2 x= cot x - tan x

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Q: Use DeMoivre's Theorem to find the fifth roots of -243i. Write answer in polar complex form using de...

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Q: Suppose sin u=x and u is between 0 and 2. What is cos u? V1- 22

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Q: 1.At what point are sine and cosine the same value? 2. sinø is positive in? 3. A point is in quadran...

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Q: Could you solve 3rd question please? Thank you.

A: let the arc length is = X first convert angle from degree to radian i.e 80∘×π180 = 1.3962 formula i...

Q: in image

A: Click to see the answer