PHP help

Question

Who can help me in PHP it is very urgent please .. I need to calculate the determinant of a matrix in PHP .. But the values ​​must be integrated after the display.

Answer 1

What is your code so far?
What is the shape of your data?
Does the matrix have the same size all the time? Or what are the possible sizes?

https://en.m.wikipedia.org/wiki/Determinant

Answer 2

Ok if it's always 3x3 then it is very easy, just use the formula on the Wikipedia page I linked.

Answer 3

Matrix 3*3