Warmup with Inverse function Arccot x

Warmup with Inverse function Arccot x

By Gina Kaucher

Some calculators only have basic trig function keys

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Please confirm in the next slide that arccot (-3.6) is actually what was found in the video.

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Video Response

Graph the parent cot x function and choose the restricted domain from [0, $$\pi$$  ]. Show this by highlighting that domain. Record your response.

Open Video Recorder

Audio Response

Is the cotangent function a one to one function?

Open Audio Recorder

Audio Response

Is the restricted cotangent function a one to one function?

Open Audio Recorder

Video Response

Graph the arccot x function and show your result below in the video response area.

Open Video Recorder

Draw

Draw an example of a graph that was not one to one from Algebra 2.

Multiple Choice

The graph of a quadratic function that is restricted to the right half of the U shaped parabola will have an inverse that is a square root function.

• True

• False

• Not related to each other

• No, it would just be a sideways U shape, but only half of it.