"After 150 years, the United States government eventually ... robbing them of their families and cultural heritage. "It's a sin on our soul," he said, then asked the audience to observe a moment ...

This circle has the centre at the origin and a radius of 1 unit. The point P can move around the circumference of the circle. At point P the \(x\)-coordinate is \(\cos{\theta}\) and the \(y ...