# Math Challenge II-B Textbooks

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

### Algebra

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

#### Chapter Topics

- Basic Factoring
- Quadratics
- Complex Numbers
- Complex Numbers
- Polynomials
- Adv. Factoring
- Solving Equations with Fractions and Absolute Values
- Solving Equations with Radicals
- Exponents/Logarithms
- Math Contest Review

#### Sample Questions

### Geometry

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

#### Chapter Topics

- Special Angles
- Special Angles II
- Trigonometry
- Trigonometry II
- Areas
- Areas II
- Circles
- Circles II
- Solid Geometry
- Math Contest Review

#### Sample Questions

### Combinatorics

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

#### Chapter Topics

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

#### Sample Questions

### Number Theory

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

#### Chapter Topics

- Place Values and Number Bases
- Divisibility, Divisors, and Multiples
- Problem Solving with Primes
- 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

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