How can I solve this? Write each expression in terms of a sine, cosine, or tangent of a single angle. Process please.

Q: 7. A guy wire 15 feet long is fastened to a point 13 feet above the foot of a vertical pole, which…

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Q: 16. cos 18° COS

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Q: How do you determine if you need to use the Law of Sines or the Law of Cosines?

A: Solution of the problem as follows

Q: explain why sine or cosine will never have a value greater than 1

A: To explain the given problem

Q: Write the expression in terms of sine only. 5(sin(2x) – cos(2x))

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Q: Determine if the statement is true or false. The sine of twice an angle equals twice the sine of the…

A: Given: sin2θ=2sinθ we know that sin2x=2sinxcosx

Q: Please explain why the equation  sin?=−2sin⁡θ=−2 has no solutions.

A: We have to explain about the solution

Q: Rewrite in terms of sine and cosine functions: tan 0 • csc 0.

A: Given expression is tanθ·cscθ. To rewrite in terms of sine and cosine functions. Solution: We know…

Q: Describe the sine and cosine rules?

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Q: What is the frequency of the sine wave determined by y= sin (450rx), where x is time in seconds? The…

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Q: How do you convert the given cosine to the given sine function in the attached image?

A: To convert cosine in y=6 cos π7t  to y=6sinπ7t+72.

Q: Where can you use the law of cosines in real life?

A: Here is a real-life example of the law of cosine.

Q: 5. cos 73° COS

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

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Q: Write the expression in terms of sine and cosine, and simplify so that no quotients appear in the…

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Q: Write the expression in terms of sine and cosine, and simplify so that no quotients appear in the…

A: Given,

Q: Use a double-angle formula to rewrite the expression 18 sin2 x − 9

A: for double angle  sin2x =2sinxcosx cos2x=cos2x-sin2x

Q: tan 20° + tan 25° 1 tan 20° tan 25° 36. tan 200°– tan 80° 1+ tan 200° tan 80° 37.

A: Solve the following

Q: Determine whether the statement "The Law of Cosines is similar to the Law of Sines, with all the…

A: "The Law of Cosines is similar to the Law of Sines, with all the sines replaced with cosines." The…

Q: How do you find sin 58.75  0 on your calculator?

A: Here, the objective is to find the value of sin58.75° using calculator.

Q: 6 sin 30°

A: Use the exact value of sin to simplify the expression

Q: James determines that the angle of elevation to the top of Bohol Tropics Resort Building measures…

A: Let the height be h and the length be x from James to the building. The figure is shown below.

Q: Use the Law of Sines to solve the triangle.

A: Law of sines is given by  asinA=bsinB=csinC Considering first two parts, and on substituting the…

Q: use a half-angle formula to find sin(105degrees).  Simplify your answer completely.

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Q: Determine whether the statement "Using sum and difference formulas, I can find exact values for…

A: To determine whether the statement makes sense or not.

Q: Solve for all possible values in radians.

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Q: I can use the sum and difference formulas for cosines and sines to derive the product-to-sum…

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Q: Explain why the sine or cosine of an acute angle cannot be greater than or equal to 1.

A: Let us consider a right angled triangle as below. Here θ is an acute angle. In the right angled…

Q: 30. sen 75° cos 38° - cos 75° sen 38° =

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Q: The sum of the sines of two angles A and B is 3/2 while the sum of the cosines of the angles is √3…

A: Given  Sin(A)+Sin(B)=3/2 Cos(A)+Cos(B)=(3^(1/2))/2

Q: Write the equation of the Law of Cosines?

A: We have to write the law of cosine

Q: Rewrite the expression tan x csc x cos x by changing to sines and cosines. Then simplify the…

A: Given expression is tanxcscxcosx.

Q: Find an angle 0 with 0° < 0 < 360° that has the same: Sine as 70°: 0 = degrees Cosine as 70°: 0 =…

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Q: tan( (60° – 30°)

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Q: Find an angle θ with 0 degrees < θ < 360 degrees that has the same: Sine function value as…

A: Explanation of the answer is as follows

Q: Using your calculator, find θ to the nearest degree if the sine of θ is 0.6991.

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Q: The cosine of the smallest angle in a right triangle is 0.8. What is the sine of the other acute…

A: If smallest angle is θ then other acute angle will be 90-θ sin90-θ=cosθ

Q: Express the given sum or difference as a product of sines and/or cosines. 30 130 cos cos 2 30 130…

A: Topic = Trigonometry

Q: What are the reciprocals of the sine and cosine ?

A: we have to determine the reciprocals of the sine and cosine.

Q: Find an angle 0 with 0° < 0 < 360° that has the same: Sine as 80°: 0 = degrees Cosine as 80°: 0 =…

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Q: Verify the identity by converting the left side into sines and cosines. (Simplify at each step.)

A: Our Aim is to verify the identity by converting the left side into sinesand cosines.5 sec (x)- 5 cos…

Q: 1. SOLVE - Convert between degrees, radians and revolutions. Degree Radian Revolution 320° 2n 5

A: Solution : The objective is to convert degrees into radians,  revolutions

Q: Find an angle with 0< 0 < 360 that has the same

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Q: Rewrite in terms of sines and cosines:

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Q: Determine whether the statement makes sense or does not make sense, and explain your reasoning.

A: (sec x+1)(sec x-1)sin2x

Q: write the trigonometric expression in terms of sine and cosine and then simplify tan2x - sec2x

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Q: Write an original problem that can be solved using the Law of Sines. Then solve the problem.

A: Query- Write an original problem that can be solved using the Law of Sines. Then solve the problem.…

Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.