Posted by **John** on Friday, February 28, 2014 at 5:34pm.

A lattice point is a point with integer coordinates. How many lattice points (x,y) with -100 less than or equal to x less than or equal to 100 and -100 less than or equal to y less than or equal to 100 are on the graph of the parametric equations x=30-40 cos t

y=-50 + 30 cos t ?

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