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Mathematics 9 Online
OpenStudy (anonymous):

Eliminate parameter. Put in rectangular form? x= sin(t), y= 3cos(t)

OpenStudy (anonymous):

@jim_thompson5910

jimthompson5910 (jim_thompson5910):

Hint: Use the idea that sin^2(t) + cos^2(t) = 1

OpenStudy (turingtest):

what is sin(t) in your case?

OpenStudy (anonymous):

@jim_thompson5910 is it x^2 + y^2/9 = 1

OpenStudy (turingtest):

yep :)

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