Mathematics, 17.05.2021 09:10 cbaublitz

2x + y - z = -8 2y + 3z = -6
-1/2x + y + z = -4

For the following matrix, which of the following matrix operations would result in a11 = 1?

Multiply row 2 by -1 and add it to row 1.

Multiply row 1 by - 1/2.

Multiply row 1 by 1/2.

Multiply row 3 by -4 and add it to row 1.

(please show your solution if possible & pls just type in the comments if unsure abt your answer.. thank you)

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 19:30

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

Answers: 1

Answer

Mathematics, 21.06.2019 20:00

Anature center offer 2 guided walks. the morning walk is 2/3 miles. the evening walk is 3/6 mile. which is shorter

Answers: 1

Answer

Mathematics, 21.06.2019 22:00

1. how do you convert the repeating, nonterminating decimal 0. to a fraction? explain the process as you solve the problem.

Answers: 2

Answer

Mathematics, 22.06.2019 04:00

Acommunity group is building a garden on a rectangular lot of land. the lot measures 5x by 10x and the garden will be circular with a radius of 3x. how much of the land will be left over after the garden is built? a. 41 pi x^2 b. x^2 (50 - 9 pi) c. x^2 (50 - 3 pi) d. 41x^2

Answers: 1

Answer

You know the right answer?

2x + y - z = -8 2y + 3z = -6
-1/2x + y + z = -4

For the following matrix, which o...

Questions

Mathematics, 24.02.2021 02:20

I really need an explanation on how to do this

Mathematics, 24.02.2021 02:20

examine the given table, and select the accurate number of each type of solution, as well as any real solutions that exist.

Mathematics, 24.02.2021 02:20

WILL GIVE HELP PLZ What’s the slope of this ...

Mathematics, 24.02.2021 02:20