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Find the bases for Col A and Nul A, and then state the dimension of these subspaces for the matrix A and an echelon form of A below. [1 3 6 -1 -12] [1 3 6 -1 -12] A= [2 7 16 0 -20] - [0 1 4 2 4] [-3-12
asked
Sep 18, 2024
Mathematics
high-school
1
answer
1
vote
92.6k
views
A television station shows commercials for 75 minutes each hour. How many 45-second commercials can it show per hour? A) 60 commercials B) 75 commercials C) 90 commercials D) 100 commercials
asked
Jul 12, 2024
Computers and Technology
high-school
1
answer
5
votes
110k
views
How many moles of MgCl2 are present in 60 mL of 0.100 M MgCl2 solution? a) 0.006 moles b) 0.0066 moles c) 0.06 moles d) 0.66 moles
asked
Jun 24, 2024
Chemistry
high-school
1
answer
2
votes
63.4k
views
Other things equal, a decrease in the real interest rate will: A) expand investment and shift the AD curve to the left. B) expand investment and shift the AD curve to the right. C) reduce investment and
asked
Jun 12, 2024
Social Studies
high-school
1
answer
0
votes
43.1k
views
Which Federalist Paper asserts the proposed government (a federal republic) would contain both national and federal characteristics and would allow for a sharing and careful balance of powers between the
asked
Mar 20, 2024
History
high-school
1
answer
1
vote
37.8k
views
A drop from 70 to 14 is a loss of 80%; what is the percent gain from 14 to 70?
asked
Feb 16, 2024
Mathematics
high-school
1
answer
4
votes
214k
views
() = −2| − 1| + 2 Select all the transformations applied to the absolute value toolkit function.- Stretched vertically by a factor of 2.- Translated to the right 1 unit.- Reflected over the x-axis.- Translated
asked
Dec 10, 2023
Mathematics
college
1
answer
2
votes
136k
views
The which command _________________. a. can only be used to search for executables b. searches for a file in all directories starting from the root c. is not a valid Linux command d. searches for a file
asked
Dec 8, 2023
Computers and Technology
high-school
1
answer
9
votes
217k
views
I'm very stuck on this problem, mainly because of how restricted the selection of proofs is, and if you can help or give ideas I would really appreciate just listening to your thoughts on the question,
asked
Aug 9, 2023
Mathematics
college
1
answer
4
votes
35.9k
views
Actions speak louder than words Is it a) personification b) metaphor c)idiom and personification or d) idiom.
asked
Aug 1, 2023
English
high-school
1
answer
0
votes
227k
views
What is the alternative name of homepage? please help
asked
May 18, 2023
Computers and Technology
high-school
2
answers
3
votes
113k
views
What was difficult about the chasquis
asked
Jan 19, 2023
Social Studies
high-school
2
answers
8
votes
141k
views
Which quotation from this letter reveals the main reason for the surge in Irish immigration to the United States in the mid- nineteenth century? A. “I am exceedingly well pleased at coming to this land
asked
Dec 27, 2022
History
middle-school
2
answers
5
votes
71.7k
views
For what event is he most remembered?
asked
Dec 11, 2022
History
high-school
2
answers
2
votes
133k
views
What is the difference x/x^2+3+2 - 1/(x+2)(x+1)
asked
Nov 1, 2022
Mathematics
high-school
1
answer
15
votes
222k
views
How long should someone stay loyal to someone? What might change that? Write a 7 sentence response.
asked
Sep 18, 2022
English
middle-school
2
answers
0
votes
205k
views
Two angles are a linear pair. The measure of one angle is 5 more than 2/3 of the other. find the measure of both angles
asked
Jul 26, 2022
Mathematics
high-school
1
answer
5
votes
168k
views
PLEASE HELP ME! What does this excerpt from A Christmas Carol by Charles Dickens reveal about Ebenezer Scrooge? It opened; and a little girl, much younger than the boy, came darting in, and putting her
asked
May 10, 2022
English
high-school
2
answers
5
votes
194k
views
How many white Southerners defended slavery?
asked
May 2, 2022
Social Studies
high-school
1
answer
10
votes
130k
views
Any answers? need help asap!!
asked
Dec 13, 2021
English
high-school
1
answer
5
votes
32.7k
views
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