- PHS M252Riemann SumsTrapezoid and Midpoint RulesA Function Defined by a Definite IntegralCenter of Mass for Four ObjectsCenter of Mass of Four Objects in the PlaneCenter of Mass for a Parabolic RegionFinding a Quadratic Approximation for a FunctionFinding a Cubic Approximation for a FunctionApproximating a Function with a Degree 2 PolynomialApproximating a Function with a Degree 3 PolynomialTaylor PolynmialsApproximating the Sum of a Series.Experimenting with a Power SeriesExploring Problem #1