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Q: cos(a+ ß) =cos a cos ß - sin a sin ß Cosine Sum and Difference: cos(a- ß) =cos a cos ß +sinasin ß…

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A: The given identity sinθcosϕ2+sinθsinϕ2+cos2θ=1

Q: fx=5+cos20 and y=3– sin20 , what is dx A csc³20 B cot20 c) none of the given choices D - csc³20

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Q: Given that 4 cos z - 2 sin z= a cos 2x + b, the values of a = %3D and ||

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Q: 14.) cos? 0 sin' 0 de

A: We have to find

Q: 3 cos A +2 sin A 3 tan A +2 cot A

A: Given : 8cosecA=17 . then we have to find the value of 3cosA+2sinA3tanA+2cotA

Q: If sin 0 0.49 then, find the value of cos 0 ? O is in the first quadrant. yall ylI SI Write the…

A: Find cos theta

Q: If sin A = with A in QII, find Cos 9 cos Cos COS Cos Cos 스2

A: cos2A +sin2A =1 cos(2A)=2 cos2A -1

Q: -5 c) Given sec 0 = 4 cos? 0 = ? tan? 0 = ? sec (-0) = ?

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Q: 35. What is 2cos² 30° – sin? 45°? 1 b. d. 1 a. 1/2

A: Explanation of the solution is given below...

Q: Which among the options in column A is equivalent to 1. 2i = ? 2. xi = ? 3. ii = ?

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Q: 3 3. If sin A = 4 cos A and tan A.

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Q: If Z = cos () +i sin then Z-Z+1=. .

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Q: 1 OP 1- sin 0+cos 0

A: Given integral is: I=∫11-sin θ+cos θdθ

Q: III. Given right triangle DEF, with right angle E, and sin D = 2 Which of the following expressions…

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Q: In a right triangle, one angle measures xº, where 4 == sin x° 5 . What is cos(90° - xº) ?

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Q: S dz is O a. cos ' +C O b. sin x + C O C. cot a + C O d. tan r + C

A: We can solve this integral using chain rule as below

Q: T/6 The value of cos* 30 sin 60 de is COS

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Q: 4. Use the diagram below to complete the table. y B 4 Coordinates of B sin 4 cos 4 3n tan 4

A: We have to find coordinates

Q: . If csc A = -4 and sec A > 0, which correctly gives the exact values of cot A and cos A? A. cotA=…

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Q: d) cos c) sin

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Q: ) Calculate sin?x cos x dx

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Q: . sin 20 tan B dọ + (sec ß - 1) cos o dß = 0 2 sin o + c p = 2 sec B + c %3D O = 2 tan ß + c = 2 cos…

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Q: B. If sin e=% , find 1. Sin 20 2 Cos 20 3. Tan 20

A: Given: sin θ=34......(1) The expression for the sine trigonometric ratio is given as sin…

Q: 12. Prove cach sin 0 + 2 cos 0 cos 0 + cos 0 es. a) sin 0 + 3 cos 0 - sin? 0 2 sin a - cos a tan a =…

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Q: Find ton A and sin 0 Given: CoS 0- 2. and Sin OLO 3.

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