By Far the Most Challenging ACT Prep Book :  

By far the most challenging ACT math book available and the only book designed for the current more difficult math exam. Detailed coverage found nowhere else of advanced topics likely to be covered on the exam, which are completely different from the most challenging material in high school honors math.

Advanced Topics Covered by best a ACT prep book :

Includes extensive discussion of areas in which difficult problems intended to test reasoning ability are likely to appear, such as number theory, absolute value equations, probability, and rotations. Multiple algebraic solutions and techniques such as substituting numbers for variables and use of the graphing calculator are discussed.

ACT Math Practice and Worksheets

Includes discussion of ACT Math practice, ACT math questions, ACT math practice, ACT math worksheets act prep book

and ACT Mathematics.

Unique Problems and Thorough Explanations

Primarily challenging problems and explanations available nowhere else with extremely thorough coverage of the material on the exam. Covers almost any sort of difficult problem which might appear on the exam. Revised to be more accessible to a wider range of students, as well as to adapt to changes in the exam. Includes comprehensive study guide, common problems repeated on many exams, and analysis of multiple ways of solving problems.

Tailored for the 2026 Math ACT

The only ACT math prep book tailored to the new more challenging 2026 Math ACT exam. By far the most thorough and challenging book available..700+ unique problems arranged by topic and difficulty.with step-by-step solutions.

Includes discussion of ACT Math practice, ACT math questions, ACT math practice, ACT math worksheets. ACT prep and ACT Mathematics.

Key ACT Math Topics Covered

Averages and Test Problems

  • Weighted Average, Mean and Median, and What Do You Need on a Test 
  • Problems Involving Variable Expressions 

Fractions and Exponents

  • Complex Fractions 
  • Fractions Involving Exponential Expressions to High Powers 

Number Theory

  • Including Finding the Units Digit of an Exponential to a High Power 
  • Finding a High Numbered Digit in a Repeating Decimal Expansion of a Fraction 

Equations and Inequalities 

  • Linear and Quadratic Absolute Value Equations and Inequalities 
  • Systems of Equations, Including Nonlinear Equations, Systems in Exponential Form, and More Equations Than Variables 
  • Sum and Product of Solutions to Quadratic Equation 
  • Finding a Quadratic or Polynomial Equation From its Irrational or Complex Solutions

Geometry

  • Angles Between Hour and Minute Hands of a Clock  
  • Surface Area and Diagonals of Boxes and Prisms 
  • Areas and Volumes of Inscribed Figures 

Polynomials

  • Including Solving Polynomial Equations 
  • Finding Polynomial Equations from Graphs 
  • Finding Polynomial Coefficients 

Trigonometry

  • Including Finding a Numeric or Variable Trigonometric Value 
  • The Laws of Sines and Cosines 
  • The Trigonometric Area Formula 

Logarithms

  • Including Inverse Logarithms 
  • Finding Bases 
  • Logarithmic Equations 

Complex Numbers

  • Including High Complex Powers 
  • Finding Complex Solutions to Quadratic and Polynomial Equations 
  • The Complex Plane 

Probability

  • Drawing Marbles Without Replacement 
  • Probabilities of Certain Sums When Rolling 2 Dice 
  • Chance Sum is Odd or Positive 
  • In Same Group or Next to Each Other Probabilities 

Functions and Transformations

  • Inverse Functions, Including Those of Nonlinear Equations 
  • Translations, Reflections, and Rotations 

Other Topics

  • Mixture Problems 
  • Finding an Area From a Figure or Bounded by Equations of Lines
ACT math preparation with expert tutor guiding practice problems