Questions by Alex Tsvetkov

Questions by Alex Tsvetkov

What is ⅞ ÷ (⅔ (⅓) )=

asked Feb 15, 2021

2 answers

4 votes

76.7k views

Two lasers are shining on a double slit, with slit separation d. Laser 1 has a wavelength of d/20, whereas laser 2 has a wavelength of d/15. The lasers produce separate interference patterns on a screen

asked Jan 2, 2021

1 answer

1 vote

165k views

What European power controlled land in what is now canada

asked Nov 3, 2020

2 answers

2 votes

170k views

One of the amendments repealed prohibition A) True B) False

asked Apr 21, 2020

2 answers

4 votes

150k views

What had built up distrust and dislike between many of the european powers before ww I

asked Mar 5, 2020

1 answer

5 votes

111k views

Solve for x: 3 − (2x − 5) < −4(x + 2)

asked Nov 19, 2019

1 answer

0 votes

36.1k views

PLZ HELP ASAP IM ON THE TEST NOW Which sample is biased? A.interviews of random teenagers who attended a rock concert to find out which musician teens enjoy most. B.a poll randomly surveying half of the

asked Aug 16, 2019

2 answers

2 votes

8.6k views

Does this graph show a proportional relationship? Why or why not? Coordinate plane with x-axis labeled number of Emails and y-axis labeled Time in hours. Graph of a line contains the following points:

asked May 24, 2019

2 answers

0 votes

133k views

Prenatally, how many nerve cells were formed in your brain per minute?

asked Oct 13, 2018

1 answer

5 votes

212k views

it was 3:45 when you started mowing the lawn. you finished at 4:30. how long did it take you to mow the lawn

asked Jan 23, 2018

1 answer

5 votes

88.2k views

The part of the computer that contains the brain, or central processing unit, is also known as the A.monitor B.modem C.keyboard D.system unit

asked Oct 5, 2017

1 answer

3 votes

214k views

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