▷Precalculus Made Easy - Step by Step ✅ - using the TI89 Calculator
(M.Y.) "Great programs!...I purchased CME, PME, and Matrices made easy...I was able to do almost the whole course (college algebra) using the programs you guys put together...they are the best calculator tool(s) I have come across...and I have looked VERY hard on the net...the only tool that is remotely close is Derive...which I also own...BUT...Derive is not as user friendly...as yours is! Thanks a million!"
Find Domain of any Function
Find Range for any Function
Solve any Triangle
Find X or Y Intercepts
Multiply, Divide, Add, and Subtract Matrices
Find Tangent Lines
Arithmetic and Geometric
Sequences and Series
Precalculus Made Easy
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.