In Exercises 13-24, find the exact value of each expression. 13. sin(45° – 30°) 14. sin(60° – 45°) 15. sin 105° 16. sin 75° 17. cos(135° + 30°) 18. cos(240° + 45°) 19. cos 75° 20. cos 105° 21. tan 22. tan .3 4 4 23. tan 3 24. tan 3 4 4

Q: tan (-14) 3.

A:

Q: What is the exact value of sin(-150°)? -|N 1 7개 6 아틀

A: Find out the exact value of the given trigonometric function.

Q: 29. A telephone pole casts a 23-foot shadow along the ground when the angle of elevation of the Sun…

A: tan x = opposite/adjacent

Q: -1) = 3 sin (tan 8/

A:

Q: The Equivalent expression of cos (4 A) is

A: we know that sin2A = 2sinA cosA cos2A = 1-2 sin^2 A

Q: 22. The angle of elevation to the top of a building is found to be 50° from the ground at a distance…

A:

Q: 9-12, Use the diagram at right and fill in the blanks with M, N or P. 28 28 9. cos 10. sin 53 53 53…

A:

Q: Compute the exact value of tan(255 °)

A:

Q: A 17 8 B 15 sin(A) = type your answer. - cos(A) = type your answer. - and tan(A) = type your answer.

A:

Q: A x = 20 • tan 40° tan 40° 20 B 20 40 © 20 tan 40° 20 tan 50° x =

A:

Q: 3)You borrou two calculators from friends, but do not Know whether they are set to work in degrees…

A:

Q: Find the value of tan sin 2 3 3 O-5

A:

Q: Suppose that csc a = and 0<a< 4 Find the exact values of cos and tan-

A:

Q: Evaluate and draw picture  sin(4pi/3)

A: GIVEN DATA : Expression Sin4π3 TO FIND : Evaluate and draw the picture of the given expression Given…

Q: Determine if true sin 60°cos 45° +cos 60° sin 45° = sin 105

A: Given expression

Q: 74. Error Analysis Describe the error.cos 60° = opphyp = 12

A: Given: cos60°=oppositehypotenuse=12 To determine: The error in the given statement.

Q: sin 15° = Edit sin 75° = ? Edit cos 15° = ? Edit cos 75° = Edit

A: detailed solution is given below

Q: EXERCISES4 1. cos 8 cot 0 2. CSc 8 tan 0 sece 3. csce sin 8 4. csc e 5. sec 0 tan 8 csc e

A: 1. cos θ cot θ2. csc θ tan θ3. sec θcsc θ Note:    Multiple parts are given, we are able to answer…