Step by Step TiNspire Apps – Blog

Step by Step TiNspire Apps – Blog

Solve Math & Science problems using the TiNspire CX

Posts filed under matrix

▷Orthogonal Projection of v onto u1,u2 using the TiNSpire – Linear Algebra Made Easy

Say you need to find the orthogonal projection of v onto W the subspace of R^3  . You pull out your TiNspire and launch the Linear Algebra Made Easy app from www.ti-nspire-cx.com and enter as follows: .   Now, just lean back and view the steps until the final answer shows. Sweet!  

▷Gauss Jordan Elimination / Row Echelon – Step by Step – using the TiNSpire CX

Gauss Jordan Elimination is a pretty important topic in Linear Algebra. So, it would be great to see steps when performing the procedure, also called Reverse Row Echelon method. It seems there is a continental divide in its proper naming. Once you can pull out your handy TiNspire and launch the Linear Algebra Made Easy… (read more)

Compute Determinant for 2×2, 3×3, 4×4, 5×5 Matrix via Cofactors – Step by Step – using TiNspire’s Linear Algebra Made Easy

There is a number of ways to compute determinants of square matrices depending on their dimensions. Determinants of 2×2 and 3×3 matrices can simply be computed using their set formulas as seen below:     Determinants of 4×4 and higher matrices actually take advantage of determinants found for smaller square matrices using Cofactors as illustated… (read more)