# Matrices : Number of Terms

The number of multiplications for an n X n matrix may be found in terms of the number for an (n-1) X (n-1) matrix. Find this formula and use it to obtain the number of multiplications for a 10 X 10 matrix

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http://home.att.net/~srschmitt/script_determinant3.html

http://mathworld.wolfram.com/Determinant.html

The determinant of a matrix of order can be calculated recursively.

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#### Solution Summary

Number of terms for matrices is investigated. The solution is detailed and well presented.