SOLUTION: Find the determinant of the matrix. -2 5 3 7 =a

SOLUTION: Find the determinant of the matrix. -2 5 3 7 =a

Algebra.Com

Question 518405: Find the determinant of the matrix.
-2 5
3 7
=a
Answer by valentity(6) (Show Source): You can put this solution on YOUR website!
Given

A= -2 5
3 7
then
detA=-2(7)-3(5)
= -14-15
=-29
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