# Inverse of Matrices Worksheets

Inverse of the matrix = Adj (A) / Det A. Inverse does not exist if det A becomes zero. Inverse matrix helpful in code and decode the secret messages. We provide inverse matrix worksheets covering existence of inverse, finding inverse, coding and decoding messages.

2 x 2 Matrices-Easy

Check for the existence of inverse. All entries are integers.

3 x 3 Matrices-Easy

Find the determinant value of each matrix and check for the existence of inverse in 3 x 3 matrices.

Find the Inverse

First check for existence, find adjoint then find the inverse of the given matrices.

2 x 2 Matrices-Moderate

Find the couple of inverse matrix worksheets of order 2 x2 with entries in integers and fractions.

3 x 3 Matrices-Moderate

Couple of 3 x 3 matrices is ready to check for the existence of inverse with entries involving fractions.

Code/Decode the Secrets

Get practice in coding and decoding messages with the help of these worksheets. Use substitution scheme and matrices to crack/code the secret word or sentence.