PreCalc B Second Semester Final Exam Review I. Linear velocity, angular velocity, and arc length. 1A. θ = 40π t = 1min ω = θ t = 20 2π ( ) 1min i 1min 60sec = 2π 3 rad/sec 2 1B. 30 3 20 cm/sec V r π ω π ⎛ ⎞ = = ⎜ ⎟ ⎝ ⎠ = 1C. 0 cm/sec 2A. V = 5m 20sec = 1 4 m/sec V = rω = 1 4 m/sec = 2 ω 2B. ω = 1 8 rad/sec () ( ) () 2 2 2 3. 62 12 feet 1 1 6 2 36 ft 2 2 S r A r θ θ = = = = = = II. Trigonometry 1A. 2 13 13 1B. − 13 3 1C. −3 2 1D. 13 2 2. 2 2 , 2 2 ⎛ ⎝ ⎜ ⎞ ⎠ ⎟ 3A. 2 2 3B. −1 3C. 2 3 3 3D. 2 4. A : none P :3 π D : ° except − 5π 2 + 3 π kR : ° 5. A :2 P :4 D : ° R : −1.5, 2.5 [ ] 6. A : none P :2π D : ° except 3 π 2 + π kR :(−∞, −2] ∪ [2, ∞) 7. y = 19cos π 32 x + 10 ( ) ⎛ ⎝ ⎜ ⎞ ⎠ ⎟ + 31 8. y = 23cos π 9 x − 2 ( ) ⎛ ⎝ ⎜ ⎞ ⎠ ⎟ − 1
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PreCalc B Second Semester Final Exam Review€¦ · PreCalc B Second Semester Final Exam Review I.##Linear#velocity,#angular#velocity,#and# arc#length.! 1A.θ=40πt=1min ω= θ t
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PreCalc B Second Semester Final Exam Review
I. Linear velocity, angular velocity, and arc length.