DepressedGuy6062 DepressedGuy6062

21-08-2020
Mathematics

contestada

Give an example of two 2×2 matrices A and B, neither of which is the zero matrix or the identity matrix, such that AB=BA.

Respuesta :

LammettHash LammettHash

21-08-2020

Let

[tex]A=B=\begin{bmatrix}0&1\\1&0\end{bmatrix}[/tex]

Then

[tex]AB=BA=\begin{bmatrix}0&1\\1&0\end{bmatrix}^2=\begin{bmatrix}1&0\\0&1\end{bmatrix}[/tex]

Answer Link

Otras preguntas

Danika is making pizza. She has 1/3 cup of cheese and knows this is only enough for 2/5 of the recipe. How much cheese does the recipe call for?

Arrange these 3 reactions according to increasing DS. (1) CH4(g) H2O(g) --> CO(g) 3 H2(g) (2) C(s) O2(g) --> CO2(g) (3) H2O2(l) --> H2O(l) 1/2

Many countries formed relationships to pursue common interests. These relationships are called? * A)Friendships B)Alliances C)Orders D)League of Nations

Region #4 - The Americas & Caribbean

the lake braddock math society is having a bake sale that is selling brownies for $2 each and homemade miniature pies for $3. at the end of the sale they made

How does blood travel from your heart to your limbs, such as your arms and legs?

12. Nick picks a random whole number from 1 to 20 Calculate the probability that the number Nick chose is a multiple of: a) 2 b) 3 c) 2 and 3 d) 2 or 3 e) 6

Need help please answer

find the radius of circle j !!

How did the Berlin blockade impact the relationship between the United States and the USSR