If you have the same number of equations, as you do unknowns, it should be possible to discover the values of all the unknowns.
lesson notes:08 simultaneous equations
If you have the same number of equations, as you do unknowns, it should be possible to discover the values of all the unknowns.
lesson notes:08 simultaneous equations
Reversing what we saw with differentiation, to create the integrals of trig functions.
lesson notes:04 integrating trig