Determine the exact value of COs 15°? √3-1 √2 √3+1 2√/2 √3+1 √2 √3-1 2√2

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A: Formula of tan( x + y ) Given Information

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A: Using trigonometric ratio of cosine, we will find the measure of angle Y.

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A: The angle  and unit circle of radius  is shown below:

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A: Given polar coordinates of the point,

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Q: 62. -³† 3 ANN x www AN ANA 66. 67.5

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Q: -20 Imaginary axis -10 20 7√3-8 i 10 -10 -20 10 Real 20 axis

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Q: A 5 4 ○sin B = 3/ Osin A = 1/2 3 Otan A = ³/1 cos B = // B 3 C

A: The solution is shown in step-2

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A: Match each point in polar coordinate with either A, B, C, Or D on the given graph.

Q: Plot the point, given its polar coordinates. Give at least two other pairs of polar coordinates for…

A: The solution is shown in step-2

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A: Area of sector = 1/2 × r2θ

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A: Since you have posted multiple questions, as per guidelines, we are supposed to answer only first…

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A: To find a co-function with the same value as .

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A: In the right triangle below, to find the angle  to the nearest tenth of a radian, where  and  are…

Q: 1. State the range of the graph shown on the right. a) (-3≤y≤o: y = R} b) {-4≤y≤o:yER} c)…

A: Range is the set of y values corresponding to X values of domain.

Q: Q.8 (2 sin² 91° -1) (2 sin² 92° -1) (2 sin² 93° -1)... (2 sin² (1)0 180°-1)=...... (2) 1 (3) 290 (4)…

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Q: Find the value or state that it is undefined. In the latter case, enter "DNE". sin(arcsin (-0.57))

A: The given expression is .Find the  value of the expression.Use property:..

Q: Side X is approximately equivalent to?

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A: A graph of the trigonometric function is given, we have to find its equation.

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Q: use the half-angle identities to find the exact value of each trigonometric expressioon 25) sin 75…

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Q: 0.875 63°30' Ly 1.250 Find side x in the accompanying figure to three decimal places. All dimensions…

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Q: write each trigonometric expression in terms of a single trigonometric function. 5) cos23a - sin23a…

A: the trigonometric expression is given

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Q: π Find the exact value of the sine and cosine of angle when 0 = 6 Answer exactly. (No decimals.) sin…

A: we have to find the exact value of sine and cosine of angle

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A: For the equation, (a) To solve for all degree solutions.(b) To solve for  if .

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Q: Determine the equation of the following trigonometric graph

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A: We know that Tan  =

Q: 8 in 9 in Ulution

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