How do you graph $r = 6 cos 4 θ$ $r=6cos4theta$ ?

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Answer 1 · 2017-04-29T17:06:09

On a TI graphing calculator change MODE to POL.
Then select Y= and enter $r 1 = 6 cos (4 θ)$ $r1 = 6 cos (4 theta)$

On a TI graphing calculator change MODE to POL.

Then select Y= and enter $r 1 = 6 cos (4 θ)$ $r1 = 6 cos (4 theta)$

You get a rose curve:

enter image source here

How do you graph r=6cos4thetar=6cos4θr=6cos4theta?