# Math Challenge II-A Textbooks

Please see the sections below for answer keys, topics covered, and sample problems for each of the MC II-A textbooks.

### Algebra

The answer key for MC II-A Algebra is available by clicking here.

#### Chapter Topics

- Factoring Fundamentals
- Quadratics
- Problem Solving with Quadratics
- Advanced Factoring
- Solving Equations with Fractions
- Solving Equations with Absolute Values
- Solving Equations with Radicals
- Polynomials
- Problem Solving Polynomials
- Math Contest Review

#### Sample Questions

### Geometry

The answer key for MC II-A Geometry is available by clicking here.

#### Chapter Topics

- Special Angles
- Special Angles II
- Analytical Geometry
- Centers
- Areas
- Areas II
- Circles
- Circles II
- Solid Geometry
- Math Contest Review

#### Sample Questions

### Combinatorics

The answer key for MC II-A Combinatorics is available by clicking here.

#### Chapter Topics

- Counting Fundamentals
- Grouping and Spacing
- Stars and Bars
- Sets and PIE
- Advanced Counting
- Combinatorial Identities
- Recurrence Relations
- Probability Fundamentals
- Advanced Probability
- Math Contest Review

#### Sample Questions

### Number Theory

The answer key for MC II-A Number Theory is available by clicking here.

#### Chapter Topics

- Place Values and Number Bases
- Divisibility, Divisors, and Multiples
- Problem Solving with Prime Numbers
- Modular Arithmetic
- Problem Solving with Modular Arithmetic
- Fundamental Theorems in Modular Arithmetic
- Advanced Theorems in Modular Arithmetic
- Diophantine Equations
- Solving Equations with the Floor Function
- Math Contest Review

Social networks