further pure mathematics polar coordinates?

groovy · #1 (**permalink**) 04-04-2008, 01:57 AM

does the graph r= 4cos (2x) look like a flower with four petals? (like a cross shape)?

Dancer12 · #2 (**permalink**) 04-04-2008, 01:58 AM

yup its a rose curve with 4 petals (remeber its 2 times the value beside the x, if the value beside the x is even)
Hope that helps!

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