10. Find Yne exact value, Seca4o° -D tan "5e O ° CSce 480 1I. what Quadrant? a 2011 O his- G

Q: (5.)Given that sec(x) = 4 and csc(y) = -3 and both x and y are in the fourth quadrant, find tan(x +…

A: Given, sec(x) = 4 and csc(y)=-3. Here, angles x and y are in the fourth quadrant, so cosine and sec…

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A: We use the quotient property of trigonometry

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Q: 10. Use a half angle formula to determine the exact value of tan

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A: First sketch a triangle for the given measures as shown below.

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Q: ngles A and B are located in the first quadrant. If sin A = lue of cos(A + B). 5 and cos B = 13 3…

A: Given query is to find the value fo indicated angle.

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A: Explained below

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Q: 5 is a point in Quadrant II lying on the unit circle. Suppose that x, 13 Find x. Write the exact…

A: As this point lies on unit circle. So put this point in equation of unit circle and get required…

Q: In which quadrant is elocated if tan 0 > 0 and cose < 0? A.QI B.QII C.QII D.QIV O A O B D.

A: According to question,Given data,tan θ &gt; 0,cos θ &lt; 0

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A: Given that right triangle XYZin which XZ=65 , ZY=16 and XY=65we have to find sin∠X

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A: The trigonometric identity is 2cos2x=1+cos2x. Use the trigonometric identity 2cos2x=1+cos2x in the…

Q: 36. If cos(30+y)-- A) B) which would be sin(30-y)? C) pr D)

A: Topic:- trigonometry Note:- as per our guideline if more than one question uploaded than only first…

Q: 2r What is the value of cos (0) m the right triangle above?

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Q: Find the exact value of sin(u-v) given that sin u = 15/17 and sin v =12/13, with u and v in quadrant…

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Q: Find the exact value using half-angle formulas. 7 cos(7π/8)

A: Recall the following facts.

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Q: 22. Determine sin? y cos® y dy

A: Note that the reduction formula for ∫0π2cosnx dx=n-1nn-3n-2...231, if n is oddn-1nn-3n-2...12π2, if…

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Q: Determine the measure of obtuse <D for each ratio. a) sin D = 0.45 b) cos D = - 0.21

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Q: 12. Explain why using trigonometric substitution with x = a tan u often involves a triangle with…

A: Consider the right triangle below with angle u , opposite side x and adjacent side a.

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Q: 119 Suppose that is an angle in quadrant 2 and that cos y = 2 %3D 169 (). Compute the exact value of…

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Q: 13 Given : tau e = u and ☺ B in Qundrant I. Show that Sin O %3D VItu?

A: Given: To show: Graph:

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Q: Approximate the acute angle u to the nearest (a) 0.01 and (b) 1'.

A: tanθ=3.7

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A: Given: (a)  sincos−122=?(b)  seccos−112=?

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A: Given query is to find indicated trigonometric functions.

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Q: 3VTO Given that sin(0) and 0 is in Quadrant II 10 what is sin(20)?

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A: A minute hand completes one revolution in 60 min. This means a minute hand completes 2π in 60 min.…

Q: If sin y° =  9/c and tan y° = 9/d, what is the value of cos y°?

A: We know that, tan y°=sin y°/cos y°, So, cos y°=sin y°/tan y°.

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A: Given that We need to find the value of

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Q: V3 ate arccos 2 n radians n degrees

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Q: Find the value of the trigonometric ratio. tan Z Z. 30 Y 40 50 O a 3/5 4/5 3/4 4/3

A: Option (d) 4/3 is correct.

Q: 9. Write cot (0) in terms of cos(0) for angles 0 in quadrant III.

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Q: 2pq If sin A where A is an acute p²+q? angle of a right triangle, what is sec A?

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Q: dr + r tan 0 = cos? 0, do = 1. 4.

A: Given DE is drdθ+r tanθ=cos2θ   and rπ4=1 solve the given DE

Q: 10. Use a half angle formula to determine the exact value of tan (#).

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Q: b. tan(a + B); cos(a) = 13 for a in quadrant III and sin(B) = 63 for B in quadrant IV %3D 85 65

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Q: Use the given information to find cos(x+y) . 1 1 cos(x) : , x in quadrant III, sin y 3 , y in…

A: Explanation of the answer is as follows