wreckxbrick1
wreckxbrick1 wreckxbrick1
  • 03-12-2021
  • Mathematics
contestada

Trouble with matrix question

Trouble with matrix question class=

Respuesta :

loneguy
loneguy loneguy
  • 03-12-2021

[tex]\begin{vmatrix}3 & 3 & 1\\-2 & 0 & -2\\-2 & 4& -3\end{vmatrix}\\\\\\\\= 3 \begin{vmatrix} 0 & -2 \\ 4 & -3 \end{vmatrix} - 3 \begin{vmatrix} -2 & -2 \\ -2 & -3 \end{vmatrix} + \begin{vmatrix} -2 & 0 \\ -2 & 4 \end{vmatrix}\\\\\\=3\left[0(-3) -(-2)4\right] - 3\left[(-2)(-3) -(-2)(-2)\right] + [-2(4) - 0(-2)]\\\\=3(0+8) -3(6-4) -8\\\\=3(8) - 3(2) -8 \\\\=24-6 -8 \\\\=10[/tex]

Answer Link

Otras preguntas

What are three other names that mean the same thing as “cell membrane"?
HELPhow much is 1-inch than 3/4-inch
Which one is a Synthesis reaction?​
simplify expression 7yz / -2z A -7/2 z B-7/2 y C 7/2 y D 7/2 z
Which of the following is added to the assumptions of the single cell model of global circulation to create the three cell model? a. Earth axis tilt b. Earth
The list of all factors for 21 is 1, 3, 7, and 21. True or False plz i need help
w h o w a n n a c h a t????????????????
PLEASE HELPP !!! given f(x)=x^3+x^2-x what is f(4)
how many genders are in the world
which word from list 2 BEST completes the following analogy? tennis : match : chess : ______