# College Algebra with Trigonometry

## 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 Algebra Solver that shows steps - for calculators.
• The Algebra Solver covers the ENTIRE Algebra curriculum: Algebra, Functions and their Analysis, Trig, Geometry, Complex Numbers, Matrices, Exponential/Logarithmic Functions, Probabilities, Combinatorics, Sequences, Induction, Sigma Notation, etc.
• Users have boosted their Algebra knowledge & grades.
• View Rules, Theorems, Identities.
• Ideal when solving equations in Algebra classes as well as classes such as Trigonometry, Calculus, Physics, Chemistry, Biology, Discrete Mathematics, Geometry, Complex Numbers.
• Easy to use. Just plug in the equation or numbers and the algebra solver will solve and show steps.
• Step by Step - Complete the Square
• Step by Step - Complex Numbers
• Step by Step - Roots
• Step by Step - Synthetic Division
• Logarithm and Exponential Solver
• Rewrite Logarithms into their Exponential Form and back: log_b(y)=x <--> y=b^x
• Expand and Condense Logarithms Step by Step
• Rule of 72, Change of Logarithm base
• Effective Interest rates
• Euler Number as Limit Definition.
• Money Growth Solver
• and much more that is needed for Algebra..

## FUNCTIONALITY & MENU ITEMS OF APP :

### ALGEBRA

• Solve any Equation or Inequality
• Solve 2x2 system - Step by Step
• READ: PEMDAS - Order of Operation
• Find GCD & LCM
• Solve Proportion (Ratio) Problems
• Absolute and Percent Change

### POLYNOMIALS

• All-in-one-Polynomial Explorer
• Find Degree
• Factor
• Simplify
• Expand/Distribute
• Find Proper Fractions
• Find Derivative
• Find Integrals

### FUNCTIONS

• 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

### 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
• Given Line Equation find Slope and Y-intercept
• Quadrant Finder given Point (x,y)
• 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

### 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 90degree Triangle
• Solve any triangle
• SSS-Case
• SAS-Case
• SSA-Case
• SAA-Case
• Evaluate sin(x)

### CIRCLES

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