Reitz | MEDU 3000 | D200 | Spring 2022

# Category: Lessons(Page 2 of 3)

Complex numbers are an area where algebraic and geometric perspectives provide very different strengths and intuitions. Having a firm grasp of both perspectives and being able to switch from one … Read More

## What does it mean to raise a number to a power?

What if the power is whole number? An integer? A rational number? A real number?

For a specific example, … Read More

## Polynomials and their roots

What are the polynomials? They are a particular collection of functions.… Read More

### Thinking Question

Why do we spend so much time studying quadratic functions, but relatively little time on cubic functions, quartic functions, quintic functions, and so on?

Putting together our work from yesterday, can we answer the following?… Read More

### Geometry

Definition. A parabola is the set of points equidistant from a given point \$P\$ and a given line \$L\$ (not containing the given point).

### Algebra

How do we define the slope of a line?

## The coordinate plane

The coordinate plane, labelling each point in the plane with a pair of numbers (coordinates), allows us to … Read More

What does it mean for two line segments OR triangles OR other subsets of the plane to be “the same shape”?