Mathematics
Mathematics, 20.07.2019 01:20, t0ri21

Matrix question. write the detailed formula and explanation/definition of how you did this, .
a=131 232 b= \bigl(\begin{smallmatrix} 211 \\ 323 \\ 211 \end{smallmatrix}\bigr)
a) what is a+b?
b) what is a x b (a times b) ? what is the multiplication formula for 3*3 matrix? how about the multiplication formula for 2*2 matrix and 4*4 matrix?
c) are a and b invertible? why?

answer
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 20:30, Mgarcia325
Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did
Answers: 1
image
Mathematics, 21.06.2019 23:00, jerseygirl3467
Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee
Answers: 2
image
Mathematics, 22.06.2019 05:00, bendmads04
Matt makes a birdhouse. he needs 2 1/3 cans of paint for each birdhouse. he has 10 cans of paint. how many bird houses can be made? ( i need this answered in the next 9 hrs )
Answers: 1
image
Mathematics, 22.06.2019 06:00, whitethunder05
Question 1: runners in the half marathon entered in three waves. there were 341 runners in the first wave, 295 runners in the second wave, and 316 runners in the third wave. if seven out of eight runners finished the race, how many did not finish? question 2: a flagpole casts a 20foot shadow at the same time lexi casts 5 foot shadow. if lexi is 5'9'', find the height of the flagpole. question 3: the barnes family has a coupon for 10% off their dinner. if their bill comes to $82.50 and they wish to tip 15% what will they pay in total? question 4. gas prices are typically marked up for holiday travel. if the price are marked up 17.5% and the regular price per gallon is $2.40, how much will mitch pay for 16 gallons of gas? question 5. a $1,349 television is on sale for 20% off. if sales tax is 8%, find the price of the television including tax? question 6. a sign above a basket of dvds reads 3 for $17. kellen decides to buy 6 dvds and use a coupon for 25% off. if sales tax is 6% what will he pay in total.
Answers: 1
Do you know the correct answer?
Matrix question. write the detailed formula and explanation/definition of how you did this, .
...

Questions in other subjects:

Konu
Mathematics, 11.01.2021 23:40
Konu
Mathematics, 11.01.2021 23:40
Konu
Mathematics, 11.01.2021 23:40
Konu
Mathematics, 11.01.2021 23:40