ALGEBRAIC For the following exercises, find all solutions exactly on the ir 4. 2sin 0 = - V2 5. 2sin 0 = V3 %3D 7. 2cos 0 = –V2 8. tan 0 = -1 %D 10. cot x +1 = 0 11. 4sin? x - 2 = 0 For the following exercises, solve exactly on [0, 27). 13. 2cos 0 = V2 14. 2cos 0 = -1 16. 2sin 0 = -V3 17. 2sin(30) = 1 V3 19. 2cos(30) = -V2 20. cos(20) = %3D 22. 2cos(플e)= V3 For the following exercises, find all exact solutions on [0, 2T). 23. sec(x)sin(x) – 2sin(x) = 0 24. 25. 2cos? t + cos(t) = 1 26. 27. 2sin(x)cos(x) – sin(x) + 2cos(x) – 1 = 0 28. 29. sec? x = =D1 30. 31. 8sin?(x) + 6sin(x) + 1 = 0 32. For the following exercises, solve with the methods shown in t) 34. 33. sin(3x)cos(6x) – cos(3x)sin(6x) = -0.9 36. 35. cos(2x)cos x+ sin(2x)sin x = 1 38. 37. 9cos(20) = 9cos? 0 – 4 40. 39. cos(2t) = sin t COS %3D For the following exercises, solve exactly on the interval [0, 27T). U 42. sin? x + sin x - 2 41. tan? x – V3 tan x = 0 45. 3cos? x - 2cos x – 2 44. 5cos? x + 3cos x - 1 = 0 48. cot? x = -cot x %3D 47. tan? x + 5tan x - 1= 0 has r 27n Зл 7. 4 7ти 13. 4’4 15. 7 6. Зл 5л 11л 13л 19. 12´ 12´ 12 12 TI 5л 23. 0, –, , 25 3 3 (-) 1 31. л - sin 4 9. 33. sin-! 10 (sin (). 4 1 п- 3 35.0 37. 0= s %3D 10 1/31- 5.
ALGEBRAIC For the following exercises, find all solutions exactly on the ir 4. 2sin 0 = - V2 5. 2sin 0 = V3 %3D 7. 2cos 0 = –V2 8. tan 0 = -1 %D 10. cot x +1 = 0 11. 4sin? x - 2 = 0 For the following exercises, solve exactly on [0, 27). 13. 2cos 0 = V2 14. 2cos 0 = -1 16. 2sin 0 = -V3 17. 2sin(30) = 1 V3 19. 2cos(30) = -V2 20. cos(20) = %3D 22. 2cos(플e)= V3 For the following exercises, find all exact solutions on [0, 2T). 23. sec(x)sin(x) – 2sin(x) = 0 24. 25. 2cos? t + cos(t) = 1 26. 27. 2sin(x)cos(x) – sin(x) + 2cos(x) – 1 = 0 28. 29. sec? x = =D1 30. 31. 8sin?(x) + 6sin(x) + 1 = 0 32. For the following exercises, solve with the methods shown in t) 34. 33. sin(3x)cos(6x) – cos(3x)sin(6x) = -0.9 36. 35. cos(2x)cos x+ sin(2x)sin x = 1 38. 37. 9cos(20) = 9cos? 0 – 4 40. 39. cos(2t) = sin t COS %3D For the following exercises, solve exactly on the interval [0, 27T). U 42. sin? x + sin x - 2 41. tan? x – V3 tan x = 0 45. 3cos? x - 2cos x – 2 44. 5cos? x + 3cos x - 1 = 0 48. cot? x = -cot x %3D 47. tan? x + 5tan x - 1= 0 has r 27n Зл 7. 4 7ти 13. 4’4 15. 7 6. Зл 5л 11л 13л 19. 12´ 12´ 12 12 TI 5л 23. 0, –, , 25 3 3 (-) 1 31. л - sin 4 9. 33. sin-! 10 (sin (). 4 1 п- 3 35.0 37. 0= s %3D 10 1/31- 5.
Chapter2: Equations And Inequalities
Section2.3: Models And Applications
Problem 20SE: Ben starts walking along a path at 4 mi/h. One and a half hours after Ben leaves, his sister Amanda...
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#23- Could you please show me how to get the answer to this? I have attached the answer as well but would like to know the steps to get there. Thank you!
Transcribed Image Text:ALGEBRAIC
For the following exercises, find all solutions exactly on the ir
4. 2sin 0 = - V2
5. 2sin 0 = V3
%3D
7. 2cos 0 = –V2
8. tan 0 = -1
%D
10. cot x +1 = 0
11. 4sin? x - 2 = 0
For the following exercises, solve exactly on [0, 27).
13. 2cos 0 = V2
14. 2cos 0 = -1
16. 2sin 0 = -V3
17. 2sin(30) = 1
V3
19. 2cos(30) = -V2
20. cos(20) =
%3D
22. 2cos(플e)= V3
For the following exercises, find all exact solutions on [0, 2T).
23. sec(x)sin(x) – 2sin(x) = 0
24.
25. 2cos? t + cos(t) = 1
26.
27. 2sin(x)cos(x) – sin(x) + 2cos(x) – 1 = 0
28.
29. sec? x =
=D1
30.
31. 8sin?(x) + 6sin(x) + 1 = 0
32.
For the following exercises, solve with the methods shown in t)
34.
33. sin(3x)cos(6x) – cos(3x)sin(6x) = -0.9
36.
35. cos(2x)cos x+ sin(2x)sin x = 1
38.
37. 9cos(20) = 9cos? 0 – 4
40.
39. cos(2t) = sin t
COS
%3D
For the following exercises, solve exactly on the interval [0, 27T). U
42. sin? x + sin x - 2
41. tan? x – V3 tan x = 0
45. 3cos? x - 2cos x – 2
44. 5cos? x + 3cos x - 1 = 0
48. cot? x = -cot x
%3D
47. tan? x + 5tan x - 1= 0
Transcribed Image Text:has r
27n
Зл
7.
4
7ти
13.
4’4
15. 7
6.
Зл 5л 11л 13л
19.
12´ 12´ 12
12
TI
5л
23. 0, –, ,
25
3
3
(-)
1
31. л - sin
4
9.
33.
sin-!
10
(sin ().
4
1
п-
3
35.0
37. 0= s
%3D
10
1/31-
5.
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