Mathematics
Mathematics, 29.06.2019 11:10, ineedhelpplz40

For what values of ф (0≤ф≤2π) do maximum r-values occur on the graph the polar equation r = 2 cos4ф? note that the maximum r-value occurs at a point that is the maximum distance from the pole.

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For what values of ф (0≤ф≤2π) do maximum r-values occur on the graph the polar equation r = 2 cos4ф?...

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