Integrals that involve the square root ofa quadratic can be simplified using a trig identity substitution.
lesson notes:05 trig substitutions
Integrals that involve the square root ofa quadratic can be simplified using a trig identity substitution.
lesson notes:05 trig substitutions
The t-results offer a substitution, which can be very handy when dealing with integrals involving sin x or cosx or similar.
lesson notes:05 t results
Putting the basic counting principle, permuatations and combinations into practice in order to solve probability problems.
lesson notes:04 probability & counting techniques