Use a product-to-sum formula to rewrite cos 8w cos 4w as a sum or difference. cos 8w cos 4w =| OsinO Ocos

Q: 9 in

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Q: *or the following problems, #5-8, use the following information (round answers to hundredths place):...

A: This question can be solved by applying the formula of D given in the question.

Q: why eltan6) in oTO A? we (Sector) 1 P tan 0 sin 0 cos 0 A(1, 0) Pr 1 FIGURE 2.30 The figure for the ...

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Q: A plane flies 850 miles from Franklin to Centerville with a bearing of 75°. Then it flies 601 miles ...

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Q: 1.Find all solutions to the following equations, in exact values - this should be done without using...

A: Basic trignometric equation problem

Q: 4(cos135 Cos 1 5)

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Q: 3. If the first three terms are 2, 4, and 8, what is the fourth term in a proportion? OA. 12 OB. 14 ...

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Q: Find the Determinant 4. - - ad - bc -2 8. 2) [, det %3D -4 ad - bc Determinant 3D

A: 84-4-2

Q: For Exercises 14 and 15, refer to the figure. The angle of elevation from the end of the shadow to t...

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Q: 2 5.3 + t +2 t2 – 4 -

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Q: Find the complementary angles of the following angles: 1. 16° 25’  6” 2. 42°  56’  3”       3. 67...

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Q: 3 = 0 in the interval 0° < x < 360° ? 4 15. What are the solutions for sin? - - %3D

A: This is a basic trignometry problem

Q: 12) cos? 0 = 1

A: Please refer to the image below

Q: Given a trigonometric expression, cote + 1, determine its identity. O csce (cose + sin@) O No identi...

A: We will determine the identity of cotθ+1 in the following step.

Q: What is the exact value of rcot 270 degrees + 8 cos 180 degrees + 3 sec squared 360 degrees?

A: Let's find. 

Q: Find the Inverse of Matrix A Formula for Inverse of a Matrix 1 5) A= 2 d -b 1 A%3= det A %D a Det A=...

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Q: Problem 2: Find values of s that satisfy the equation cos? on the interval (0, 27). 1/2

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Q: > v why we aseltmo) in oTo A ? (sector) 1 P tan 0 sin 0 cos 0 A(1, 0) Pr 1 FIGURE 2.30 The figure fo...

A: Given:

Q: 12) Find the value of x and y. 5y -2 %3D 3x + y 10 y = notes 中

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Q: The shadow of a vertical tower is 72.0 ft long when the angle of elevation of the sun is 34.0°. Find...

A: We will find the length of the vertical tower in the following step.

Q: 4. Find the ratios stated: i) Sine Ratio 53.13° 10 ii) Cosine Ratio 18 iii) Tangent Ratio

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Q: Do the ratios  14:21  and  4:6  form a proportion?

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Q: 9. Solve for all angles of the triangle. A 23 18 20

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Q: A 90-ft pole casts a shadow as shown in the figure. 90 ft (a) Express the angle of elevation 0 of th...

A: A) Angle of elevation: The triangle formed by pole and shadow is a right-angle triangle. Hence, tan ...

Q: 4. In proportion a: b = c: d, what do you call the a and d which are the first and fourth terms? OA....

A: We have to find the a and d

Q: 10. A right cylindrical solid of altitude 6 in. has the cross section shown in the figure. The shade...

A: We have to find volume of the cylinder.   Given data EF=9 in. , AB =CD=5 in.  and Altitude=6 in.

Q: Rewrite each expressions as a product. 2 5 sin b B- 5sin 2B

A: To rewrite each expression as a product: 5sin 6β-5 sin 12β Use  the formula: sin x+sin y=2 cos x+y2 ...

Q: Evaluate the following expression when x is t/6. Use exact values. sin 2x

A: Given query is the find indicated values.

Q: Use the given information and a calculator to find ? to the nearest tenth of a degree if 0° ≤ ? < 36...

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Q: Solve each equation for 0 < 0 < 360. cos 0 2 5.

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Q: which of the following is equivalent to the trigonometric expression: (cscx)(cotx)

A: which of the following is equivalent to the trigonometric expression: (cscx)(cotx

Q: Solving Trig Functions Solve each equation for 0<0 <2n.

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Q: 11. Using the basic trigonometric identities simplify the following expression: 1- sin? (0) cos (0)

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Q: Find the length of the given arc. 90°

A: Topic:-  geometry   

Q: 2. Using the sides of the tiangles. find the tigonometic functions of the given angles indicated in ...

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Q: A triangle is formed by the​ building's height and shadow. Another triangle is formed by the​ flagpo...

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Q: Зл 2n), then 2 D 7.7. Prove that If a E ν1-cos2(α-π) 1 +a)+ =0 sin( 5π+ α) tg 37 – 2a 1- sin 2

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Q: Answer the following with the correct answer.  1. An angle in trigonometry whose initial side have ...

A: In this question we have to solve three different parts and which are MCQ type.

Q: Graph the following, use the given graph paper. Label your axis appropriately and any asymp- totes....

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Q: Write the equation of a sine function that has the following characteristics. 1 Phase shift: 6. Ampl...

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Q: Use a double-angle identity to find the exact value of the expression. 2 sin 15° cos 15° Choose the ...

A: Given   2sin(15°)cos(15°)[sin2thita=2sin(thita)cos(thita)] = Sin(2×15)  =Sin30° = 1/2 

Q: solve: ∫(x2-2x+1)/(x2-2x-3)5/2 dx

A: NOTE: Refresh your page if you can't see any equations. . ..................(1)

Q: 12) cos² 0 = 1 020 14) 4cot2 0 = 1+ cot? 0 16) 1+3cot2 0 = 4cot? 0-2

A: Topic:- trigonometry

Q: Use the Law of Cosines to find the remaining parts. 4. a = 4 a = 5 c = 7 5. a = 3.3 6. a = 7 b = 2.7...

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Q: Find the indicated side x. (Use either the Law of Sines or the Law of Cosines, as appropriate. Assum...

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Q: Next question Solve the equation. 2+2 sin 0 = 4 cos 20 What is the solution in the interval 0s0<2T? ...

A: Given, 2+2sinθ=4cos2 θ Formula: cos2θ = 1-sin2 θ  

Q: 4. cos' (sin (7 /6 )) 5. sin 1 (cos (π/ ) 6. tan (sin (3n/2))

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Q: 6. Two intersecting lights flashed on the wall in two different points with a length of 8m. from eac...

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Q: 2) -sin? 0 +1 = 3sin? 0 4) -2 =-csc 0

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Q: 3. Find the angle of elevation of the sun from the ground to the top of a tree when a tree that is 1...

A: As per our guidelines we are supposed to do only first question among multiple questions. To get the...