Mathcounts

Mathcounts Made Easy - Step by Step - with the TI-Nspire CX (CAS) Calculator.

Solve Mathcounts problems stepwise using this Ti-Nspire CX Program

Price:

$49.95

Mathcounts Made Easy 

Runs on TI-Nspire CX CAS and TI-Nspire CX II CAS only.
Program does not run on computers!

TI-Nspire CX CAS

TI-Nspire CX II CAS

APP PURCHASE

Enter the last 8 digits of your TI-Nspire's Product ID.

Located under 5:Settings → 4:Status → About

ID may look like: 1008000007206E210B0BD92F455. HELP .
(If this was your ID: type BD92F455 in belows box.)

Enter last 8-digits of ID:
Attention: This APP requires a CX CAS TI-Nspire. The APP will not run on a CX TI-Nspire!
Check for the CAS symbol on the top right.

At the end of the PayPal checkout, you will be sent an email containing your app and key.

Contact us for more pay options (Pay Later, Venmo, Skrill)

PROGRAM DESCRIPTION

  • The most comprehensive Mathcounts APP for calculators.
  • Users have boosted their Mathcounts knowledge & scores.
  • Ideal for quick review involving Modular Arithmetic, Primes, Counting, Combinatorics, Probabilities, Logic, Trigonometry, Statistics, Functions, Algebra, Geometry, Base Conversions, Complex Numbers, Sequences and more.
  • Easy to use. Just plug in the equation or numbers and the correct answer shows.

FUNCTIONALITY & MENU ITEMS OF APP

Algebra & Arithmetic
  • Arithmetic: Exponents, Modular Arithmetic, Factorials, etc
  • Solve any Equation or Inequality
  • Solve 2×2 system – Step by Step
  • Read: PEMDAS – Order of Operation
  • Simplify & Evaluate
  • Factor
  • Powers
  • Expand/Distribute
  • Find GCD & LCM
  • Find Common Denominator
  • Find Proper Fractions
  • Solve Proportion (Ratio) Problems
  • Absolute and Percent Change
Functions
  • Read: Definition of Function
  • All-in-one-Function Explorer
  • Evaluate Function
  • Intersection of 2 Functions
  • Find f+g
  • Composition of 2 Functions f(g(x))
  • Find [f(x+h)-f(x)]/h
  • Find Inverse function
  • Read: Interval Notation
Polynomials
  • All-in-one-Polynomial Explorer: Zeros, Coefficients, y-intercepts
  • Find Degree, Leading Coefficient
  • Find Sum of Zeros
  • Find Product of Zeros
  • Theorem of Vieta
Points and Lines
  • Find Slope
  • Find y=mx+b
  • Read: y=k*x
  • Read: Linear Functions
  • Find Point Slope & y=mx+b given Pt & Slope
  • Check if 2 Lines are Parallel or Perpendicular
  • Find Parallel and Perpendicular Lines
  • Quadrant Finder given Point (x,y)
  • Read: Absolute Value Function |x|
Quadratic Equations and Complex Numbers
  • Do the Quadratic Equation
  • Complete the Square
  • Complete the Square to find Zeros
  • Complete the Square to find Vertex
  • One Complex Number : All-in-one-Explorer
  • Two Complex Numbers : All-in-one-Explorer
Exponents and Logarithms
  • Read: Exponents & Rules
  • Solve any Equation
  • Solve using the Rule 72
  • Solve Money/Exponential Growth Problems
  • Read: Logarithms & Rules
  • Evaluate Logarithms
  • Logarithm Solver
  • Change of Base
Sequences & Series
  • Explicit Sequence & Partial Sum
  • Recursive Sequence & Partial Sum
  • Sequence Formula Finder
  • Geometric Sequence & Series
  • Arithmetic Sequence
Trigonometry
  • Read: Intro
  • Solve any 90 degree Triangle
  • Read: 3 Laws
  • Solve any triangle
  • Find Radius of Circumscribed Circle (Circumradius)
  • Find Radius of Inscribed Circle
  • Find Median Bisecting Side
  • Theorem of Appolonius
  • SSS-Case
  • SAS-Case
  • SSA-Case
  • SAA-Case
  • Evaluate sin(x)
Geometry
  • 2D: Circle Solver
  • 2D: Find Sector
  • 2D: Arc Length Solver
  • 2D: Pythagorean Theorem
  • 2D: Triangle Solver
  • 2D: Square Solver
  • 2D: Rectangle Solver
  • 2D: Parallelogram Solver
  • 2D: Rhombus Solver
  • 2D: Trapezoid Solver
  • 3D: Sphere Solver
  • 3D: Cube Solver
  • 3D: Cylinder Solver
  • 3D: Cone Solver
  • 3D: Rectangular Prism Solver
Circles
  • Read: Unit Circle: Angles & Coordinates
  • Read: Circle Properties & Formulas
  • Find Sector
  • Arc Length Solver
Convert
  • Polar Coordinates <-> (x,y)
  • Degree <-> Radian
  • Degree to Degree/Minutes/Seconds
  • Revolution to Degree/Radian
Statistics
  • Find Mean, Median, Mode
  • Find Standard Deviation and Variance
  • Find Harmonic and Geometric Mean
Modular Arithmetic
  • Compute a mod m
  • Create table mod m
  • Compute a+b
  • Compute a^n mod m
  • Find Inverse of a mod m
  • Find Order of a mod m
  • Primitive Root mod m
  • Solve ax=b mod m
  • Solve x^2=a mod m
  • Solve ax^2+bx+c=0 mod m
Logic
  • Read Truth Tables
  • Read Proposition Laws
  • Read Conditional
  • Read BiConditional
  • Read Set Theory: 10 Facts
  • Read Set Theory: 9 Laws
Mathcounts Specials
  • Compute 1- and 2-sided Limits
  • Sigma S-Notation
  • Count Integers given Range given N
  • Count Integers divisible by N and/or M
  • Integer Solutions to 1 Eqn. with 2 Variables
  • Integer Solutions to 1 Eqn. with 3 Variables
  • Find Prime-Factorization
  • List Primes between A and B
  • Count Primes between A and B
  • Find Prime greater/less than A
  • Prime Checker
  • Coprime Checker
  • Euler’s Phi(n)-function
  • Find GCD & LCM
  • Euclidean Algorithm finds GCD
  • Extended Euclidean Algorithm
  • Bezout Theorem
  • Perfect Numbers (Euclid-Euler Theorem)
  • Euclid: Infinitely many primes.
  • Prime Number Theorem
  • Euler’s Theorem
  • Fermat’s Little Theorem
  • Fermat’s Last Theorem
  • Wilson’s Theorem
  • Chinese Remainder Theorem
Combinatorics
  • n1*n2*n3*.. = Multiplication Principle
  • n! = Number of Rearrangements
  • Compute n!*m!
  • nPr = Number of ways to rearrange r given n
  • nCr = Number of ways to pick r given n
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