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Mathematics 6 Online
OpenStudy (anonymous):

Please Help Me Graph the function y=2cos(3/4x-π/2) . To draw the graph, plot all x-intercepts, minima, and maxima within one period.

OpenStudy (anonymous):

Here you go: https://www.desmos.com/calculator/u82rtbtmih Hover on the graph to see intecepts, max, min, etc.

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