Please help If A and B are positive acute angles and cos A 1/7' cos B = 13/14 then show that A - B = %3D 60°?

Q: In right triangle AABCwith the right angle at C, sin A = 3x + land cosB 4x – 7 %3D %3D Which…

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Q: identify A, B, C, and D for the sine functions in Exercis "y = 2 sin (x + p) - 1"

A: Consider the provided function, y=2sinx+p-1 Identify A,B,C and D for the sine functions. We know…

Q: Find exact and approximate values for sin 45°.

A: Isosceles right triangle An isosceles right triangle with sides 1. Now find the hypotenuse side…

Q: and the sink is 1.46 meters, and the distance between the client’s refrigerator and sink is 2.75…

A: Introduction: The law of sines is given by, asinA=bsinB=csinC The law of cosines is given by,…

Q: Express as a single sine function: 10 cos (100t - 9°) + 10 sin (100t + 19°)

A: Given the given function is 10 cos100t - 9° + 10 sin100t + 19° Apply formula cosa-b=cosa cosb + sina…

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: epresent 3 sin x + 6 cos x in a form A sin(x + p), use radians for p.

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Q: ove the equation sin 3x = 1 for x in radians giving expressions that represent all possible…

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Q: What is the largest value of r that can be obtained from the equationr = 6 sin u?

A: We have to find largest value of r for the equation: r=6 sin u We know that sine function occurs…

Q: The picture shows angles A and B. Explain why sin(B) = -sin(A) and why cos(B) = -cos(A).

A: To solve this question, we will find the relation between the angle A and angle B.

Q: What is the exact value of cos- (sin a) where a = 13T radians? 4

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Q: Can you cancel out sin theta if they are present in both sides of the equation?

A: Answer: The answer is as shown below :