Question

A lattice point is a point with integer coordinates. How many lattice points $(x,y)$ with $-100\le x\le 100$ and $-100\le y\le 100$ are on the graph of the parametric equations
\begin{align*}
x&=30-40\cos t,\\
y&=-50 + 30\cos t?
\end{align*}
21

Related Questions

A ¡§lattice point¡¨ has integer coordinates. Then, A = (m, n) is a lattice point if both m and n ar... How many lattice points lie on the sphere x^2+y^2+z^2=2013? Details and assumptions A lattice po... How many {(1,1),(1,−1),(2,0)}-lattice paths are there from the point (0,0) to the line x=8? Details... a Lattice point has integer coordinates An ant walks directly from (0,0) to (24, 18). How many latt...