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

In Act 3, Scene 1, how does Tybalt's interaction with Mercutio move the plot forward? The interaction between Tybalt and Mercutio moves the plot forward by
9. Barbara bought some lilies that were $3 each and roses that were $4 each. She bought a total of 16 flowers for $54. How many lilies did Barbara buy?
1/2 cup almond milk1 heaping cup banana1 cup pineapple1 tsp coconut oil1 tsp acai powder1/3 cup granola1 tbsp coconut chips6 small pieces (chopped) pineapple Wh
Maria bought 84 cakes to use at 16 different parties.Exactly how much cakes will be used at each party.
Solve the system of equation Y= 3x -1 4x+y=-8
Convertir 150cm a Km
Change 756.2 % to a decimal number.
Carbohydrates are made from
2 exponet 3 - (8+4) + 1 = 2 exponet 3 - blank +1 add
which of three following words best fits the three leaders listed bellow