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Mathematics 11 Online
OpenStudy (anonymous):

Graph the parametric equation: x = 3 sin^3t y = 3 cos^3t

OpenStudy (anonymous):

@IMStuck @zepdrix

OpenStudy (dumbcow):

did you try just plotting some points for t = 0, pi/6, pi/4, pi/3, pi/2 ...

OpenStudy (anonymous):

what do you mean?

OpenStudy (dumbcow):

for t=0 x = 3sin(0)^3 = 0 y = 3cos(0)^3 = 3 plot a point at (0,3)

OpenStudy (anonymous):

so would I increase t to get other points? Like t=1, t=2, etc

OpenStudy (dumbcow):

no because theses are trig functions you want "t" to correspond to unit circle angles so that the sin and cos values are easy to find

OpenStudy (anonymous):

so how would I get the other points?

OpenStudy (dumbcow):

i already suggested the t values in my first post

OpenStudy (dumbcow):

to do it faster all you need is: t = 0, pi/4, pi/2, 3pi/4, pi ... until 2pi

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