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Suppose a relation R with two instances R1, R2. Suppose A, B are key and nonkey components of R, respectively. Which of the followings refers to key constraints? Select one: a. Choice d b. Choice a c.
answered
Jan 1
Computers and Technology
high-school
3
votes
173k
views
What connects all of the microchips, resistors, and capacitors together? 1) Conductive wires 2) Soldering 3) Printed circuit board 4) Microcontroller
answered
Dec 1, 2024
Physics
high-school
1
vote
141k
views
How was the mandate of heaven used to remove a dynasty from power?
answered
Sep 5, 2024
Social Studies
high-school
0
votes
82.2k
views
"The most common site for pain associated with irritable bowel syndrome is" a. left lower quadrant. b. right lower quadrant. c. left upper quadrant. d. right upper quadrant.
answered
Aug 14, 2024
Medicine
college
3
votes
95.6k
views
What is the function of the hip joint during unilateral stance? 1) It provides stability and support 2) It allows for movement and flexibility 3) It helps in weight-bearing and balance 4) All of the above
answered
Jun 20, 2024
Medicine
college
3
votes
219k
views
In March 1963, Iron Man was introduced in issue 39 of the comic book Tales of Suspense. The original price for the book was 12 cents. By March 2016, 53 years later, the value of the comic book given its
answered
Jun 17, 2024
Mathematics
high-school
3
votes
142k
views
All of the following drugs prolong the refractory period in normal cells, EXCEPT? 1) Lignocaine 2) Amiodarone 3) Procainamide 4) Quinidine
answered
May 21, 2024
Medicine
college
5
votes
33.2k
views
Help pls with question
answered
Feb 24, 2024
Mathematics
high-school
2
votes
31.0k
views
In a wood there are 420 silver birch trees 130 oak trees and 210 wild cherry trees. What percentage of the trees are oak trees? Give your answer to 1 dp
answered
Feb 9, 2024
Mathematics
college
0
votes
90.0k
views
Which President supported the relocationof Native Americans?
answered
Dec 4, 2023
History
high-school
2
votes
55.9k
views
15, explanation and answer
answered
Nov 20, 2023
Mathematics
high-school
7
votes
150k
views
What were the two main arguments for women's suffrage?
answered
Sep 17, 2023
English
college
2
votes
52.1k
views
What is the name of the piece above?
answered
Jul 10, 2023
Arts
high-school
9
votes
156k
views
five years ago , father's age was 4 times his son's age.Now the sum of their ages is 45 years .find their present ages.
answered
Jul 1, 2023
Mathematics
high-school
3
votes
135k
views
Estimate the measure of angle 1
answered
May 15, 2023
Mathematics
high-school
7
votes
30.1k
views
How to do 5x+2=52? ME GIVE BRAIN DO IT NOWWWWW
answered
Dec 23, 2022
Mathematics
college
10
votes
204k
views
PLS ANSWER ITA DUE IN A FEW MINUTES
answered
Oct 9, 2022
Mathematics
high-school
14
votes
73.4k
views
ABCDEFGHIJ is a regular decagon and the measure of <D is 144º. What is the measure of <A? A) 90° B) 100° C) 144° D 220° ABC is an equilateral triangle and the measure of <A is 60°. What is the measure of <C? A) 45° B) 60° C) 90° D) 180°
answered
Aug 29, 2022
Mathematics
high-school
5
votes
195k
views
A student used a sling psychrometer to measure the humidity of the air. If the relative humidity was 65% and the dry bulb temperature was 10 C, what was the dew point temperature
answered
Aug 2, 2022
Chemistry
high-school
6
votes
210k
views
If a student didn’t understand proportional relationships, how would you explain it to them?
answered
Jun 10, 2022
Mathematics
middle-school
1
vote
50.3k
views
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