Definition and terminology A parabola is the locus of a point, whose distance from a fixed point (focus) is equal to perpendicular distance from a fixed straight line (directrix). Focal Distance: The distance of a point on the parabola from the focus. Read More ...

# Month: October 2017

## Indefinite Integral

Indefinite Integral If the integrand is a derivative of a known function, then the corresponding indefinite integral can be directly evaluated. If the integrand is not a derivative of a known function, the integral may be evaluated with the Read More ...