Step-by-step Answer
PAGE: 207SET: ExercisesPROBLEM: 3
Please look in your text book for this problem Statement

Observe the matrix; the matrix has 2 rows and 2 columns.

So, the dimensions of matrix are .

The determinant of a matrix is called a second-order determinant.

Second-order determinant definition is:

Find the determinant using second - order determinant definition.

                            (Multiply: )

                                              (Product of two same signs is positive)

                                           (Add: )

The determinant is  .


"I want to tell you that our students did well on the math exam and showed a marked improvement that, in my estimation, reflected the professional development the faculty received from you. THANK YOU!!!"

June Barnett

"Your site is amazing! It helped me get through Algebra."


"My daughter uses it to supplement her Algebra 1 school work. She finds it very helpful."

Dan Pease

Simply chose a support option

My status

JOIN US ON: is not affiliated with any Publisher, Book cover, Title, Author names appear for reference only