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Mathematics 8 Online
OpenStudy (jennyrlz):

help please, i think i know it but need clarification Determine if the graph is symmetric about the x-axis, the y-axis, or the origin. r = -3 - 2 cos θ

OpenStudy (jennyrlz):

using a graphing tool i got this: http://www.wolframalpha.com/input/?i=r%3D-3-2cos%28theta%29&lk=4&num=1&lk=4&num=1

OpenStudy (jennyrlz):

i think it is symetric at the y axis... am i correct?

OpenStudy (jennyrlz):

@geerky42 can you help me with this if you can?

geerky42 (geerky42):

What make you think it is symmetry along y-axis? |dw:1429664674976:dw|

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