## App Purchase

Enter the last 8 digits of your 27-digit TI-Nspire's Product ID.

Located under 5:Settings → 4:Status → About ID may look like: 1008000007206E210B0BD92F455 HELP. If this was your ID you would only type in BD92F455.

At the end of the PayPal checkout, you will be sent an email containing your app. Read Installation Instructions Price:\$49.95

## Description

• The most comprehensive PreCalculus APP for calculators.
• Users have boosted knowledge & grades.
• Ideal for quick review in all PreCalculus areas such as Functions (Polynomial, Exponential, Logarithmic and Trigonometric Functions), Trigonometry, Statistics, Discrete Mathematics, Algebra, Matrices, Complex Numbers, Sequences, Introductory Calculus.
• Easy to use. Just plug in the equation and the correct answer shows.

## FUNCTIONALITY & MENU ITEMS OF APP :

### ALGEBRA

• Solve any Equation or Inequality
• Solve 2x2 system - Step by Step
• READ: PEMDAS - Order of Operation
• Simplify & Evaluate
• Factor
• Powers
• Expand/Distribute
• Find GCD & LCM
• Find Partial Fractions
• Find Common Denominator
• Find Proper Fractions
• Solve Proportion (Ratio) Problems
• Absolute and Percent Change

### FUNCTIONS

• All-in-one-Function Explorer
• Evaluate Function
• Find Domain of f(x)
• Find Range of f(x)
• Intersection of 2 Functions
• Find f+g
• Composition of 2 Functions f(g(x))
• Find [f(x+h)-f(x)]/h
• Find Inverse function

### POLYNOMIALS

• All-in-one-Polynomial Explorer
• Find Degree
• Find Roots
• Polynomial Division & Remainder
• Synthetic Division

### POINTS & LINES

• Find Slope
• Find y=mx+b
• Find Point Slope & y=mx+b given Pt & Slope
• Check if 2 Lines are Parallel or Perpendicular
• Find Parallel and Perpendicular Lines
• READ: Absolute Value Function |x|

### QUADRATIC EQUATIONS & COMPLEX NUMBERS

• 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 & LOGARITHMS

• Solve any Equation
• Solve using the Rule 72
• Solve Money/Exponential Growth Problems
• 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
• Sigma S-Notation

### CONICS

• All-in-One Conic Analyzer

### MATRICES

• All in one Matrix A Explorer
• Two Matrices: A+B
• Find the Inverse of A
• Find the Determinant of A
• Row Echolon(A)
• Reverse Row Echolon(A) - STEPS
• Solve System of Equations A*X=B
• Cramer Rule to solve A*X=B

### TRIGONOMETRY

• Solve any 90� Triangle
• Solve any triangle
• SSS-Case
• SAS-Case
• SSA-Case
• SAA-Case
• Evaluate sin(x)
• Check any Trig Identity
• READ: Sum to Product Identities
• READ: Product to Sum Identities
• READ: Sum & Difference Identities
• READ: Double & Half Angle Identities

### CIRCLES

• READ: Unit Circle: Angles & Coordinates
• READ: Circle Properties & Formulas
• Find Sector
• Arc Length Solver

### INTRODUCTION TO CALCULUS

• Find [f(x+h)-f(x)]/h
• Average Rate of Change
• Find f'(x)=lim [f(x+h)-f(x)]/h as h->oo
• Derivatives and Tangentline