Math in Focus Grade 4 Workbook A Marshall Cavendish 9780669013283
Focus Math Definition. On the right we see the focus of a parabola: A point that helps define an ellipse, parabola or hyperbola.
On the right we see the focus of a parabola: A point that helps define an ellipse, parabola or hyperbola.
A point that helps define an ellipse, parabola or hyperbola. A point that helps define an ellipse, parabola or hyperbola. On the right we see the focus of a parabola:
