Trajectory vs. time from parametric equations of motion

BruceW~
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Homework Statement



Sketch the trajectory over the time interval 0 ≤ t ≤ 10 of the particle whose parametric equations of motion are given by X= t−3sint . And y = 4 − 3cost find the value of x,y,t

Remember that you should be in Radian mode!

Answer
Do you isolate the t first and plug it in into one of the function above and solve it ? Any suggestion, help and answer will be helpful.
 
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You do not isolate t.

A graphing calculator can do it, or you can make a table of values:

t x y
0
0.5
1.0
1.5

...

Once you have a table, plot x and y in the usual way.
 
Dr. Courtney said:
You do not isolate t.

A graphing calculator can do it, or you can make a table of values:

t x y
0
0.5
1.0
1.5

...

Once you have a table, plot x and y in the usual way.
ok, thank you
 
There are two things I don't understand about this problem. First, when finding the nth root of a number, there should in theory be n solutions. However, the formula produces n+1 roots. Here is how. The first root is simply ##\left(r\right)^{\left(\frac{1}{n}\right)}##. Then you multiply this first root by n additional expressions given by the formula, as you go through k=0,1,...n-1. So you end up with n+1 roots, which cannot be correct. Let me illustrate what I mean. For this...

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