Formula Sheet For Mathematics - Web math handbook of formulas, processes and tricks (www.mathguy.us) algebra and precalculus prepared by: Web equation of a plane a point r (x, y, z)is on a plane if either (a) r bd= jdj, where d is the normal from the origin to the plane, or (b) x.
Web math handbook of formulas, processes and tricks (www.mathguy.us) algebra and precalculus prepared by: Web equation of a plane a point r (x, y, z)is on a plane if either (a) r bd= jdj, where d is the normal from the origin to the plane, or (b) x.