# Browse Classroom Capsules and Notes

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Displaying 141 - 150 of 1135

Using integration by part to find the error in numerical integration.
Simple proof for the Pythagorean Theorem.

Find arbitrarily large patches of invisible lattice points.

The differential relation between the volume of a solid and its surface area

A common mistake in graphing a positive trigonometry function.
Minimize the length of wire to hang a bird feeder without calculus

A general formula for the determinant of the sum of two matrices

Determinants of the sums of some special matrices

Use probability to find the volume of the standard $$n$$-dimensional simplex.

Many naive ways used by students in their mathematical proofs