Algebra 2, 2008
SELECT PAGE NO.
No Books/Pages Are Available |
SELECT PROBLEM NO. FOR THE PAGE |
The system equations are
Equation (1)
Equation (2)
The matrix equation form is .
When, .
Therefore solution matrix is .
First find the determinant of A = ad bc.
.
Therefore A-1 exists.
The inverse of A is .
Substitute a = 2, b = 3, c = 1, d = and ad bc = .
.
Substitute the values of in the solution matrix .
Multiply each side by .
The solution is .
TESTIMONIALS
"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." Charles |
"My daughter uses it to supplement her Algebra 1 school work. She finds it very helpful." Dan Pease |
mathskey.com is not affiliated with any Publisher, Book cover, Title, Author names appear for reference only