# Matrix and Vector TI89 App with Step by Step Solutions

## Solve Matrix questions stepwise using the TI89 Calculator -- CALCULUS MADE EASY -- Step by Step Integration Step by Step Differentiation Step by Step Limits (L'Hopital Rule) Step by Step Differential Equations Step by Step Interval of Convergence Step by Step Implicit Differentiation Step by Step Implicit Diff. (2. Derivative) Step by Step Area Approximation Step by Step Partial Fractions Step by Step Logarithmic Differentiation Step by Step Inverse Slope Step by Step Trig Substitution Step by Step Synthetic Division Step by Step Volume (by Revolution) Step by Step Composition of Functions Step by Step Parametric Equations Step by Step Parametric Equations (2) Step by Step Polar Equations Signcharts for f, f' and f" All-in-one Function Explorer Auto Domain Finder Auto Series Convergence Tester Auto Sequence Convergence Tester Rate Analysis Continuity & Differentiability Checker Graph 3D - Solid of Revolution Analytic Geometry - Parameter to Normalform Analytic Geometry - Find Parameterform Analytic Geometry - Tangent&Normalvector -- MATRIX MADE EASY -- Step by Step - Find Inverse Step by Step - Find Determinant Step by Step - Row-Echelon Step by Step - Reverse Row-Echelon Step by Step - Cramers Rule Step by Step - Solve 2x2 (nxn) System Step by Step - Simplex Algorithm Step by Step - EigenValue&EigenVector Step by Step - Determine Nullity DIFFERENTIAL EQUATIONS MADE EASY Step by Step - Solve Separable DEQ. Step by Step - Solve 2. Order DEQ. Step by Step - Variation of Parameter Step by Step - Undetermined Coefficients Draw Phase Line + Analyze Solve M(x,y)dy+N(x,y)dx=0 Step by Step - System of Equations Step by Step - Solve DEQ using Laplace Laplace&Inverse Transform --TRIGONOMETRY MADE EASY-- Step by Step - Auto Triangle Solver(SAS) Step by Step - Auto Triangle Solver (SAA) Step by Step - Triangle Solver (SSS) View Trig Identities and Formulas View the UnitCircle Coordinates. Convert Degrees to Radian. Graph Trig Functions. Evaluate Trig Functions. -- PRECALCULUS MADE EASY -- Equation(s) Solver Find Domain Step by Step - Synthetic Division Solve any Triangle Compute Matrices Find Tangent Lines Exponential Functions Solver Find Numbers in Sequences --ACCOUNTING BUSINESS MADE EASY-- Statistics & Forecasting Compute Ratios QuickAcid Test Compute Percentages Create Amortization Schedule Compute Loans Loan Solver -- CONICS MADE EASY -- Step by Step - Conic Analysis Step by Step - Conic Analysis(2) Step by Step - Complete the Square View Conics Information Rotation of Axis View Rotation Equations Conic Analysis - Polar Eqn -- NUMBER THEORY MADE EASY -- Find Primes or Coprimes Step by Step Euclidean Algorithm Create Mod Tables Perform RSA Encryption Perform Chinese Remainder Theorem Find Primitive Roots Solve Congruences Solve Quadratic Congruences Perform Fermat's Little Theorem Perform Goldbach Conjecture -- ALGEBRA MADE EASY -- Step by Step - Find GCD Step by Step - Compute Powers Step by Step - Complex Numbers View Fundamental Laws All-in-1 Function Explorer Distance, Midpoint, Slope of 2 Points Find Domain of any Function Exponential, Log Functions Factoring and Distributing Geometry: Circles, etc Matrix and Vector Computations Combinations, Permutations, Pascal Triangle Step by Step - Partial Fractions Probabilities Sequences: Arithmetic, Geometric .. Simplify Algebraic Expressions Solve Equalities, Inequalities Solve System of Equations Trig: Solve any Triangle View Trig Identities Trig: View UnitCircle Scroll down to select APP and observe the provided Step by Step solutions to the right. It is worldwide the only Math software that can do this!!! Click to view the Differentiation and Integration slides at your speed.  Follow @timathapps  Version 5.0

 Option F1 Exit F2 Vectors F3 Stepwise F4 Apply F5 Do1 F6 Do2 F7 Edit/View 1 Play Yahtzee Read Intro to Vectors Find Inverse(A) Solve any 2x2 system, show steps, graph solution Read Intro to Matrices Find Norm of each  Row of A Enter Matrix A ( row-wise entry) 2 About the Author Graph vectors A or A+B Find Determinant(A) Solve any nxn system using Matrices A and B. Find k*A Find RowEchelonForm of A , show steps if desired. Enter Matrix B (row-wise entry) 3 Exit Given 2 points Rule of Sarrus(A) Analyze System A Find A+B Find Reversed RowEchelonForm of A, show steps if desired. View Matrix A 4 Find Length of A RowEchelon(A) Solve A*X=B Find A-B QR Factorization of A View Matrix B 5 Find UnitVector of A: A/|A| ReverseRef(A) Solve AX=B containing a Parameter. Checks solutions for each case. Steps Find A*B Lower Upper  Factorization of A Swap Matrix  A with B 6 Find Angle between Vector A and x-axis. A=LU Decomposition Factorization Solve AX=B containing 2 Parameters. Checks solutions for each case. Steps Find B*A Find OrthoNormal Basis of A View AT 7 Convert Vector to Polar Coordinates Cramer Rule Simplex Algorithm (A) Find Determinant(A) Nullity of A Save AT as A 8 Find Angle between Vectors A and B Solve any 2x2 system, show steps, graph solution Show Magic Squares (3x3 and 4x4) Find A-1 NullSpace of A View BT 9 Find DotProduct of A and B Solve any nxn system using Matrices A and B. Rotate Points (x,y) N degrees using Rotation matrix. Find rank(A) NullSpace Basis of A Save BT as B A Test Orthogonality Find OrthoNormal Basis of A Find  An RowSpace Basis of A Create Random Matrix A B Find CrossProduct of A and B Gram Schmidt(A) Find Trace of A Col. Space Basis of A Create Random Matrix B C Find Orthogonal Vector Diagonalization (A) Multiply Row of A Find Max of each column of A Swap 2 rows(A) D Test Independence Solve AX=B containing 1 Parameter. Checks solutions for each case. Steps Multiply Row of A and add to other row Find Mean of each column of A Swap 2 rows(B) E Distance A to B Solve AX=B containing 2 Parameters. Checks solutions for each case. Steps Multiply Row of A and subtract other row Find Median of each column of A Augment A F Project A onto B Simplex Algorithm (A) Find Conjugate of A Find Sum of each column of A Augment B G Find Distance from Point to Plane Find Eigenvalue of A Find Eigenvalue of A Find cumulative  column sum of A Select SubMatrix  of A H Find Plane Find Eigenvector of A Find Eigenvector of A Round(A) Select SubMatrix  of B I Vector Differentiation Find Square Root (A) Diagonalization(A) = P*A*P-1 Round Up(A) View Diagonal of A J Vector Integration Analytic Geometry Find Norm of A Round Down(A) View Diagonal of B K Circle/Sphere Equation Find Norm of each  Column of A Show Row Dimensions of A L Find Square Root (A) Show Column Dimensions of A M Show Row  Dimensions of B N Show Column  Dimensions of B O View A as list P View B as list Q View A in Binaries R View B in Binaries S View A in Hexadecimals T View B in Hexadecimals

2.12  Analytic Geometry

The following gives an overview of all functions in the Analytic Geometry Module: ANALYTIC GEOMETRY

 F1: Vectors F2: Lines F3: Planes F4: Exit 1 About Vectors Find X=A+r*V Find X=A+r*V1+s*V2 Exit 2 Vector Arithmetic Check if Point P is on Line Check if Point P is on Plane 3 Length(A)=|A| Convert A+r*V to N0*(X-A) Find Plane from Normal Vector N and Point P 4 Unitvector Normal Vector Convert A+r*V1+s*V2 to N0*(X-A) 5 Angle between Vector A and x-axis 2 Lines in Plane Analysis 2 Plane Intersection Analysis 6 A in Polar Coordinates Are 2 Lines Parallel Distance from Pt. to Plane 7 Graph A or A+B Are 2 Lines in Space Distance from Pt. to Plane (alternative computation) 8 Dot Product of (A,B) Angle between 2 Lines Line and Plane in 3d Analysis 9 Test Orthogonality Distance from Pt. to Line Angle between 2 Planes A Angle between Vector A and B B Cross-Product(A,B) C Find Orthog. Vector D Distance from A to B E Projection A onto B F Test of Independence G Convert Polar Coord. (|v|,theta) to (v1,v2) rectangular Coord. H Vector Differentiation I Vector Integration J Find Tangent and Normal Vectors K Circle/Sphere Equation  