Top Banner
Trig Equations
60

11 x1 t08 06 trig equations (2012)

Jun 23, 2015

Download

Education

Nigel Simmons
Welcome message from author
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
Page 1: 11 x1 t08 06 trig equations (2012)

Trig Equations

Page 2: 11 x1 t08 06 trig equations (2012)

Trig Equations 1e.g. i cos 2

2 0 360

Page 3: 11 x1 t08 06 trig equations (2012)

Trig Equations 1e.g. i cos 2

2 0 360

0 2 720

Page 4: 11 x1 t08 06 trig equations (2012)

Trig Equations 1e.g. i cos 2

2 0 360

Q1, Q4 0 2 720

Page 5: 11 x1 t08 06 trig equations (2012)

Trig Equations 1e.g. i cos 2

2 0 360

Q1, Q4

0 2 720

Page 6: 11 x1 t08 06 trig equations (2012)

Trig Equations 1e.g. i cos 2

2 0 360

Q1, Q4

1cos260

0 2 720

Page 7: 11 x1 t08 06 trig equations (2012)

Trig Equations 1e.g. i cos 2

2 0 360

Q1, Q4

1cos260

2 ,360

2 60 ,360 602 60 ,300 ,420 ,660

0 2 720

Page 8: 11 x1 t08 06 trig equations (2012)

Trig Equations 1e.g. i cos 2

2 0 360

Q1, Q4

1cos260

2 ,360

2 60 ,360 602 60 ,300 ,420 ,660

0 2 720

30 ,150 ,210 ,330

Page 9: 11 x1 t08 06 trig equations (2012)

Trig Equations 1e.g. i cos 2

2 0 360

Q1, Q4

1cos260

2 ,360

2 60 ,360 602 60 ,300 ,420 ,660

0 2 720

30 ,150 ,210 ,330

OR 1cos 22

0 360

Page 10: 11 x1 t08 06 trig equations (2012)

Trig Equations 1e.g. i cos 2

2 0 360

Q1, Q4

1cos260

2 ,360

2 60 ,360 602 60 ,300 ,420 ,660

0 2 720

30 ,150 ,210 ,330

OR 1cos 22

0 360

2 12cos 12

Page 11: 11 x1 t08 06 trig equations (2012)

Trig Equations 1e.g. i cos 2

2 0 360

Q1, Q4

1cos260

2 ,360

2 60 ,360 602 60 ,300 ,420 ,660

0 2 720

30 ,150 ,210 ,330

OR 1cos 22

0 360

2 12cos 12

2 3cos4

3cos2

Page 12: 11 x1 t08 06 trig equations (2012)

Trig Equations 1e.g. i cos 2

2 0 360

Q1, Q4

1cos260

2 ,360

2 60 ,360 602 60 ,300 ,420 ,660

0 2 720

30 ,150 ,210 ,330

OR 1cos 22

0 360

2 12cos 12

2 3cos4

3cos2

Q1, Q2, Q3, Q4

Page 13: 11 x1 t08 06 trig equations (2012)

Trig Equations 1e.g. i cos 2

2 0 360

Q1, Q4

1cos260

2 ,360

2 60 ,360 602 60 ,300 ,420 ,660

0 2 720

30 ,150 ,210 ,330

OR 1cos 22

0 360

2 12cos 12

2 3cos4

3cos2

Q1, Q2, Q3, Q4

Page 14: 11 x1 t08 06 trig equations (2012)

Trig Equations 1e.g. i cos 2

2 0 360

Q1, Q4

1cos260

2 ,360

2 60 ,360 602 60 ,300 ,420 ,660

0 2 720

30 ,150 ,210 ,330

OR 1cos 22

0 360

2 12cos 12

2 3cos4

3cos2

Q1, Q2, Q3, Q43cos

230

Page 15: 11 x1 t08 06 trig equations (2012)

Trig Equations 1e.g. i cos 2

2 0 360

Q1, Q4

1cos260

2 ,360

2 60 ,360 602 60 ,300 ,420 ,660

0 2 720

30 ,150 ,210 ,330

OR 1cos 22

0 360

2 12cos 12

2 3cos4

3cos2

Q1, Q2, Q3, Q43cos

230

,180 ,180 ,360

30 ,180 30 ,180 30 ,360 3030 ,150 ,210 ,330

Page 16: 11 x1 t08 06 trig equations (2012)

2ii 4sec 3tan 5x x 0 360x

Page 17: 11 x1 t08 06 trig equations (2012)

2ii 4sec 3tan 5x x 0 360x

2

2

4 4 tan 3tan 54 tan 3tan 1 0

x xx x

Page 18: 11 x1 t08 06 trig equations (2012)

2ii 4sec 3tan 5x x 0 360x

2

2

4 4 tan 3tan 54 tan 3tan 1 0

x xx x

4 tan 1 tan 1 0x x

Page 19: 11 x1 t08 06 trig equations (2012)

2ii 4sec 3tan 5x x 0 360x

2

2

4 4 tan 3tan 54 tan 3tan 1 0

x xx x

4 tan 1 tan 1 0x x 1tan or tan 14

x x

Page 20: 11 x1 t08 06 trig equations (2012)

2ii 4sec 3tan 5x x 0 360x

2

2

4 4 tan 3tan 54 tan 3tan 1 0

x xx x

4 tan 1 tan 1 0x x 1tan or tan 14

x x

Q2, Q4

Page 21: 11 x1 t08 06 trig equations (2012)

2ii 4sec 3tan 5x x 0 360x

2

2

4 4 tan 3tan 54 tan 3tan 1 0

x xx x

4 tan 1 tan 1 0x x 1tan or tan 14

x x

Q2, Q4

Page 22: 11 x1 t08 06 trig equations (2012)

2ii 4sec 3tan 5x x 0 360x

2

2

4 4 tan 3tan 54 tan 3tan 1 0

x xx x

4 tan 1 tan 1 0x x 1tan or tan 14

x x

Q2, Q41tan414 2

Page 23: 11 x1 t08 06 trig equations (2012)

2ii 4sec 3tan 5x x 0 360x

2

2

4 4 tan 3tan 54 tan 3tan 1 0

x xx x

4 tan 1 tan 1 0x x 1tan or tan 14

x x

Q2, Q41tan414 2

180 ,360x

180 14 2 ,360 14 2165 58 ,345 58

xx

Page 24: 11 x1 t08 06 trig equations (2012)

2ii 4sec 3tan 5x x 0 360x

2

2

4 4 tan 3tan 54 tan 3tan 1 0

x xx x

4 tan 1 tan 1 0x x 1tan or tan 14

x x

Q2, Q41tan414 2

180 ,360x

180 14 2 ,360 14 2165 58 ,345 58

xx

Q1, Q3

Page 25: 11 x1 t08 06 trig equations (2012)

2ii 4sec 3tan 5x x 0 360x

2

2

4 4 tan 3tan 54 tan 3tan 1 0

x xx x

4 tan 1 tan 1 0x x 1tan or tan 14

x x

Q2, Q41tan414 2

180 ,360x

180 14 2 ,360 14 2165 58 ,345 58

xx

Q1, Q3

Page 26: 11 x1 t08 06 trig equations (2012)

2ii 4sec 3tan 5x x 0 360x

2

2

4 4 tan 3tan 54 tan 3tan 1 0

x xx x

4 tan 1 tan 1 0x x 1tan or tan 14

x x

Q2, Q41tan414 2

180 ,360x

180 14 2 ,360 14 2165 58 ,345 58

xx

Q1, Q3

tan 145

Page 27: 11 x1 t08 06 trig equations (2012)

2ii 4sec 3tan 5x x 0 360x

2

2

4 4 tan 3tan 54 tan 3tan 1 0

x xx x

4 tan 1 tan 1 0x x 1tan or tan 14

x x

Q2, Q41tan414 2

180 ,360x

180 14 2 ,360 14 2165 58 ,345 58

xx

Q1, Q3

tan 145

,180x

45 ,180 4545 ,225

xx

Page 28: 11 x1 t08 06 trig equations (2012)

2ii 4sec 3tan 5x x 0 360x

2

2

4 4 tan 3tan 54 tan 3tan 1 0

x xx x

4 tan 1 tan 1 0x x 1tan or tan 14

x x

Q2, Q41tan414 2

180 ,360x

180 14 2 ,360 14 2165 58 ,345 58

xx

Q1, Q3

tan 145

,180x

45 ,180 4545 ,225

xx

45 ,165 58 ,225 ,345 58x

Page 29: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

Page 30: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin

Page 31: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin

Page 32: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Page 33: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

Page 34: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

Page 35: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

tan 360

Page 36: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

tan 360

,180 ,180 ,360

60 ,180 60 ,180 60 ,360 6060 ,120 ,240 ,300

Page 37: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

tan 360

,180 ,180 ,360

60 ,180 60 ,180 60 ,360 6060 ,120 ,240 ,300

2000 Extension 1 HSC Q2c)(iv) cos 2 sin , 0 360

Page 38: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

tan 360

,180 ,180 ,360

60 ,180 60 ,180 60 ,360 6060 ,120 ,240 ,300

2000 Extension 1 HSC Q2c)(iv) cos 2 sin , 0 360

sinsin21 2

Page 39: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

tan 360

,180 ,180 ,360

60 ,180 60 ,180 60 ,360 6060 ,120 ,240 ,300

2000 Extension 1 HSC Q2c)(iv) cos 2 sin , 0 360

sinsin21 2 01sinsin2 2

Page 40: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

tan 360

,180 ,180 ,360

60 ,180 60 ,180 60 ,360 6060 ,120 ,240 ,300

2000 Extension 1 HSC Q2c)(iv) cos 2 sin , 0 360

sinsin21 2 01sinsin2 2

01sin1sin2

Page 41: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

tan 360

,180 ,180 ,360

60 ,180 60 ,180 60 ,360 6060 ,120 ,240 ,300

2000 Extension 1 HSC Q2c)(iv) cos 2 sin , 0 360

sinsin21 2 01sinsin2 2

01sin1sin2

1sinor 21sin

Page 42: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

tan 360

,180 ,180 ,360

60 ,180 60 ,180 60 ,360 6060 ,120 ,240 ,300

2000 Extension 1 HSC Q2c)(iv) cos 2 sin , 0 360

sinsin21 2 01sinsin2 2

01sin1sin2

1sinor 21sin

Q1, Q2

Page 43: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

tan 360

,180 ,180 ,360

60 ,180 60 ,180 60 ,360 6060 ,120 ,240 ,300

2000 Extension 1 HSC Q2c)(iv) cos 2 sin , 0 360

sinsin21 2 01sinsin2 2

01sin1sin2

1sinor 21sin

Q1, Q2

Page 44: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

tan 360

,180 ,180 ,360

60 ,180 60 ,180 60 ,360 6060 ,120 ,240 ,300

2000 Extension 1 HSC Q2c)(iv) cos 2 sin , 0 360

sinsin21 2 01sinsin2 2

01sin1sin2

1sinor 21sin

Q1, Q2 270

Page 45: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

tan 360

,180 ,180 ,360

60 ,180 60 ,180 60 ,360 6060 ,120 ,240 ,300

2000 Extension 1 HSC Q2c)(iv) cos 2 sin , 0 360

sinsin21 2 01sinsin2 2

01sin1sin2

1sinor 21sin

Q1, Q2 270

3021sin

Page 46: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

tan 360

,180 ,180 ,360

60 ,180 60 ,180 60 ,360 6060 ,120 ,240 ,300

2000 Extension 1 HSC Q2c)(iv) cos 2 sin , 0 360

sinsin21 2 01sinsin2 2

01sin1sin2

1sinor 21sin

Q1, Q2 270

3021sin

,180

30 ,180 3030 ,150

Page 47: 11 x1 t08 06 trig equations (2012)

2 2iii cos 2 4cos 2sin 0 360

2 2 2 2cos sin 4cos 2sin 2 23cos sin 2tan 3

tan 3

Q1, Q2, Q3, Q4

tan 360

,180 ,180 ,360

60 ,180 60 ,180 60 ,360 6060 ,120 ,240 ,300

2000 Extension 1 HSC Q2c)(iv) cos 2 sin , 0 360

sinsin21 2 01sinsin2 2

01sin1sin2

1sinor 21sin

Q1, Q2 270

3021sin

,180

30 ,180 3030 ,150

270,150,30

Page 48: 11 x1 t08 06 trig equations (2012)

1992 Extension 1 HSC Q2a)2(v) 2sin sin 2 , 0 360

Page 49: 11 x1 t08 06 trig equations (2012)

1992 Extension 1 HSC Q2a)2(v) 2sin sin 2 , 0 360

cossin2sin2 2

Page 50: 11 x1 t08 06 trig equations (2012)

1992 Extension 1 HSC Q2a)2(v) 2sin sin 2 , 0 360

cossin2sin2 2

0cossin2sin2 2

Page 51: 11 x1 t08 06 trig equations (2012)

1992 Extension 1 HSC Q2a)2(v) 2sin sin 2 , 0 360

cossin2sin2 2

0cossin2sin2 2

0cossinsin2

Page 52: 11 x1 t08 06 trig equations (2012)

1992 Extension 1 HSC Q2a)2(v) 2sin sin 2 , 0 360

cossin2sin2 2

0cossin2sin2 2

sin 0 or sin cos

0cossinsin2

Page 53: 11 x1 t08 06 trig equations (2012)

1992 Extension 1 HSC Q2a)2(v) 2sin sin 2 , 0 360

cossin2sin2 2

0cossin2sin2 2

sin 0 or sin cos

0cossinsin2

360,180,0

Page 54: 11 x1 t08 06 trig equations (2012)

1992 Extension 1 HSC Q2a)2(v) 2sin sin 2 , 0 360

cossin2sin2 2

0cossin2sin2 2

sin 0 or sin cos

0cossinsin2

360,180,0 1tan

Page 55: 11 x1 t08 06 trig equations (2012)

1992 Extension 1 HSC Q2a)2(v) 2sin sin 2 , 0 360

cossin2sin2 2

0cossin2sin2 2

sin 0 or sin cos

0cossinsin2

360,180,0 1tan Q1, Q3

Page 56: 11 x1 t08 06 trig equations (2012)

1992 Extension 1 HSC Q2a)2(v) 2sin sin 2 , 0 360

cossin2sin2 2

0cossin2sin2 2

sin 0 or sin cos

0cossinsin2

360,180,0 1tan Q1, Q3

Page 57: 11 x1 t08 06 trig equations (2012)

1992 Extension 1 HSC Q2a)2(v) 2sin sin 2 , 0 360

cossin2sin2 2

0cossin2sin2 2

sin 0 or sin cos

0cossinsin2

360,180,0 1tan Q1, Q3

tan 145

Page 58: 11 x1 t08 06 trig equations (2012)

1992 Extension 1 HSC Q2a)2(v) 2sin sin 2 , 0 360

cossin2sin2 2

0cossin2sin2 2

sin 0 or sin cos

0cossinsin2

360,180,0 1tan Q1, Q3

tan 145

,180

45 ,180 4545 ,225

Page 59: 11 x1 t08 06 trig equations (2012)

1992 Extension 1 HSC Q2a)2(v) 2sin sin 2 , 0 360

cossin2sin2 2

0cossin2sin2 2

sin 0 or sin cos

0cossinsin2

360,180,0 1tan Q1, Q3

tan 145

,180

45 ,180 4545 ,225

360,225,180,45,0

Page 60: 11 x1 t08 06 trig equations (2012)

1992 Extension 1 HSC Q2a)2(v) 2sin sin 2 , 0 360

cossin2sin2 2

0cossin2sin2 2

sin 0 or sin cos

0cossinsin2

360,180,0 1tan Q1, Q3

tan 145

,180

45 ,180 4545 ,225

360,225,180,45,0

Exercise 2D;2ac, 4ac, 5adgi,9adgj, 10bdfij,

16, 24*