- Dividing by x, term by term
- Dividing by a monomial like 3x²
- When something is left over
- The area diagram, run backwards
- Long division, one round at a time
- Remainders and missing powers
- A divisor like 2x + 1, and checking
- The shortcut for x − a
- Divisors x + a, and missing powers
- Why it works, and evaluating p(a)
- The remainder is p(a)
- Why the remainder is p(a)
- Finding a missing coefficient
- Testing a factor
- Factoring a cubic from one zero
- When the quadratic has complex zeros
- A coefficient that makes a factor
- Unlocks after
- Opens up