SOLUTION: I need to find the inverse of the matrix [ -6 15 ] I tried but it doesn't look right. [ 5 -8 ]

SOLUTION: I need to find the inverse of the matrix [ -6 15 ] I tried but it doesn't look right. [ 5 -8 ]

Algebra.Com

Question 169287: I need to find the inverse of the matrix
[ -6 15 ] I tried but it doesn't look right.
[ 5 -8 ]
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
The inverse of a 2x2 matrix, [A], defined by

is given by

where

.
.
.
In your case,

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