Mathematics, 27.09.2021 06:30 reginapokorny

Let A and B be m × n and r × s matrices respectively. Use summation notation to define (ab)ij , the ijth entry of the product AB. Explain carefully why we need n = r for this definition to make sense.

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 20.06.2019 18:04

Which expresions are equivalent to the one below? check all that apply. 5x

Answers: 3

Answer

Mathematics, 21.06.2019 13:30

Express the following as a function of a single angle, cos(60) cos(-20) - sin(60) sin(-20)

Answers: 3

Answer

Mathematics, 21.06.2019 19:40

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9

Answers: 1

Answer

Mathematics, 21.06.2019 22:30

How can you find the mean absolute deviation (mad) for this set of data?

Answers: 3

Answer

You know the right answer?

Let A and B be m × n and r × s matrices respectively. Use summation notation to define (ab)ij , the...

Questions

Business, 25.11.2021 06:50

Hubert lives in San Diego and runs a business that sells pianos. In an average year, he receives $722,000 from selling pianos. Of this sales revenue,...

History, 25.11.2021 06:50

How will this document help your historical inquiry?

English, 25.11.2021 06:50

Is there anyone who can help me withpoem analysis? it's a bit long. If youcan tell me to upload it's video and give the link to you to help me. Than...

History, 25.11.2021 06:50

Keystone online school Which is not an invention from the Tang and Song dynasties in China? magnetic compass gunpowder...

Computers and Technology, 25.11.2021 06:50

Write a program that reads an unknown number of integers from the user and stores them into an array. The user will indicate the end of numbers by ent...

Business, 25.11.2021 06:50

Apoorva has sent her team a message on the new customer specifications. When her staff reads and interprets her message, which part of the communicati...

Business, 25.11.2021 06:50

Fixed-price contracts, where the contractor bids a fixed price to complete a system development, may be used to move project risk from client to contr...

Mathematics, 25.11.2021 06:50

You are currently paying rent every year for your restaurant. You still have a contract that will last 2 more years. Starting today, your rent will in...

Engineering, 25.11.2021 06:50

Asuming that each household serviced has this maximum power input given by your correct answer to Part (6), how many homes can be serviced by the subs...

Mathematics, 25.11.2021 06:50

Suppose that from a population of 100 bank accounts, you are tasked will drawing a simple random sample of 15. How many possible random samples are po...

Social Studies, 25.11.2021 06:50

what role do republican and democratic party caucuses play in determining the chairs of legislative committees...

Mathematics, 25.11.2021 06:50

On January 1, 2016, Knorr Corporation issued $700,000 of 6%, 5-year bonds dated January 1, 2016. The bonds pay interest annually on December 31. The b...

Social Studies, 25.11.2021 06:50

According to rational choice theorists, identify the reasons why religious pluralism in a society is good for religion....

Biology, 25.11.2021 06:50

PORFA AYUDENME ES PARA HOY :( Una muestra de 3,75 L de gas de nitrógeno a una presión de 3 atmósferas y una temperatura constante de 300ºK Se expand...

Spanish, 25.11.2021 06:50

¿Podemos Ser Como Ellos? de Eduardo Galeano...

History, 25.11.2021 06:50

"During the second founding, a new definition of American citizenship, incorporating equal rights regardless of race, was written into the Constitut...

Business, 25.11.2021 06:50

Stock options . (Check all that apply.) Multiple select question. are stock dividends in which additional shares equal to more than 20-25% of the shar...

Mathematics, 25.11.2021 06:50

PLEASE HELP i have a time limit would really appreciate it :))

Mathematics, 25.11.2021 06:50

What is another word for Angle 1? ...

Biology, 25.11.2021 06:50

Match the following 1. A technique which involves reducing the scion to a singular bud in grafting . 2. A technique in which a part of the ste...

More questions: Mathematics Another questions