sin (a- B) given sina ==, ÷, cos ß > 0 3 tana < 0, and cot ß = 5' 5

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A: solution :y=sin210°y=sin180°+30°y=-sin30°y=-12

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A: Solution: Convert from degree to radian using the ratio π/180 So -140° multiply by π/180

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Q: 10. For each of the given angles, answer the following: Find one positive and one negative…

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A: This question is based on Inverse Trigonometry and Trignometric ratios.

Q: 4.  Use the given function values and the trigonometric identities to find the exact value of each…

A: a). By using the identity b).

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A: Given θ=19π12

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A: topic - trigonometric ratios

Q: 17x sin 6 cos(-210°) cos270° tan450° undefined a. b. 0 1 C. 73 d. -√5 2

A: I am attaching image so that you understand each and every step.

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Q: For the diagram below, which primary trigonometric ratio would you pick to solve for the unknown…

A: From the triangle given with right angle

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Q: - and cosv = following expressions. 24. If sin u = with both angles in Quadrant II, find the exact…

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Q: 1. If sina =, with <A<R and tanB , with <B<= determine the exact value of 2 a) sin( A+ B)

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A: Given, a = 12.9 and A = 31o B = 180 - 90 - A = 180 - 90 - 31 =&gt;B = 59o

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A: According to the problem, we have

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