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Define upper and lower triangular matris. If A=[[1,2,3],[-3,5,-1],[2,3,3]],B=[[1,7,4],[4,2,8],[3,8,4]],C=[[4,5,4],[3,3,2],[1,5,5]] then prove the A+(B+C)=(A+B)+C
asked
Dec 18, 2024
Mathematics
high-school
1
answer
148k
views
Need assistance on This question
asked
Oct 17, 2024
Biology
college
1
answer
121k
views
Which two statements summarize a way that a self-feeder gets food? Paramecia sweep food into mouthlike structures. Bacteria take in food that has already been digested by a person. Sphagnum moss takes
answered
Aug 13, 2024
Chemistry
college
1
answer
176k
views
Is it safe to use a 0.50% (m/v) MgCl2 solution in an IV? a. Yes, it is safe. b. No, it is not safe
answered
Jul 31, 2024
Chemistry
high-school
1
answer
38.3k
views
The United States generally uses the English system of measurement. Name two items you might purchase in a grocery store that are sold in metric (SI) units. Include the SI unit used for this product? answer
asked
Jul 28, 2024
Biology
high-school
1
answer
144k
views
Which of the following species possesses a formal charge? a) CCl₄ b) SiCl₄ c) AlCₗ4 d) PCl₃
asked
Jul 10, 2024
Chemistry
high-school
1
answer
48.8k
views
Laney has 30 students in her class thus one batch of chocolate chip cookies would not be enough
answered
Jul 1, 2024
Mathematics
high-school
1
answer
113k
views
Describe the primary mechanism of cellular adaption in hyperplasia and the causative factor.
asked
Jun 6, 2024
Medicine
college
1
answer
192k
views
When venting an appliance with plastic pipe, it is important__________..
answered
May 19, 2024
Engineering
college
1
answer
196k
views
find the equation of the line in slope-intercept form that passes through 4,-7 and is perpendicular to y=1/8x-2
asked
May 14, 2024
Mathematics
high-school
2
answers
53.3k
views
A client has peripheral vascular disease (PVD) of the lower extremities. The client tells the nurse, "I've really tried to manage my condition well." Which of the following routines should the nurse evaluate
asked
Apr 16, 2024
Medicine
college
1
answer
143k
views
What year were girls admitted into the FFA.
asked
Mar 28, 2024
Social Studies
high-school
1
answer
64.7k
views
Which of the following combinations are attainable given a consumer's budget line? Combinations on the ____ of the budget line, ____ on the budget line, fall ____ the budget line, and a combination that
asked
Feb 9, 2024
Business
high-school
1
answer
63.2k
views
Eleanor and Park Who is Eleanor? (character traits)
asked
Jan 27, 2024
English
high-school
1
answer
198k
views
Why is the date a file was modified useful? A) It identifies the most recent version. B) It identifies the day it was created. C) It identifies the location of the file. D) It identifies the last time
asked
Jan 19, 2024
Computers & Tech
high-school
1
answer
87.2k
views
What is the simplified value of the following expression: 64 ÷ 8 of 2 × 6 + [10 of 6 - {15 of 4 × (8/6) ÷ 40}] - 12
asked
Jan 3, 2024
Mathematics
college
1
answer
49.7k
views
Elements on the LEFT side of the periodic table will most likely form: Positive ions None of these
answered
Nov 14, 2023
Chemistry
high-school
1
answer
106k
views
als) 11) 3NO2 + H2O → 2HNO3 + NO28 moles of NO2 are reacted. If there is a percent yield rate of 96% HNO3, how many moles ofHNO3 are produced?
answered
Oct 19, 2023
Chemistry
college
2
answers
67.2k
views
Period of f(x)=cos(x)+2
answered
Jul 15, 2023
Mathematics
high-school
1
answer
207k
views
In the balloons- and- weights model of integers, a balloon represents...
asked
Jun 24, 2023
Mathematics
college
1
answer
57.9k
views
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