Some important definitions:



New trigonometric functions:

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Learn what their graphs look like (see notes!) |

[pic] |Relationships between the trigonometric functions (learn!!)

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|y = sin(x) and y = sin-1(x): |y = cos(x) and y = cos-1(x): |y = tan(x) and y = tan-1(x): |

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| |y = cosx |y = tanx |

|y = sinx | | |

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|For an inverse function to be defined, the domain must be restricted to |For an inverse function to be defined, the domain must be restricted to |For an inverse function to be defined, the domain must be restricted to |

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|The inverse function then looks like: |The inverse function then looks like: |The inverse function then looks like: |

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