Exercises 10.3, page 309

  1. 1. y =  − cos(2x − π6)

    A graph of a curve that oscillates about y = 0 with amplitude 1 and period from pi over 12 to 13 pi over 12.

  2. 3. 1 ,  2π ,  π6

    A graph of a curve that oscillates about y = 0 with amplitude 1 and period from pi over 6 to 13 pi over 6.

  3. 5. 1 ,  2π ,   − π6

    A graph of a curve that oscillates about y = 0 with amplitude 1 and period from negative pi over 6 to 11 pi over 6.

  4. 7. 0.2 ,  π ,   − π4

    A graph of a curve that oscillates about y = 0 with amplitude 0.2 and period from negative pi over 4 to 3 pi over 4.

  5. 9. 1 ,  π ,  π2          

    A graph of a curve that oscillates about y = 0 with amplitude 1 and period pi.

  6. 11. 12 ,  4π ,  π2

  7. 13. 30 ,  6π ,   − π

  8. 15. 1 ,  2 ,   − 18

  9. 17. 0.08 ,  12 ,  120

  10. 19. 0.6 ,  ...

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