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What is the following product? (StartRoot 14 EndRoot minus StartRoot 3 EndRoot) (StartRoot 12 EndRoot + StartRoot 7 EndRoot) 2 StartRoot 42 EndRoot + 7 StartRoot 2 EndRoot minus 6 minus StartRoot 21 EndRoot
answered
Mar 11, 2021
Mathematics
middle-school
6
votes
46.2k
views
A diathermy machine, used in physiotherapy, generates electromagnetic radiation that gives the effect of "deep heat" when absorbed in tissue. If the radiation's frequency is 27.17 MHz, what is its wavelength?
answered
Jan 12, 2021
Physics
college
2
votes
174k
views
Who was the 5th president of the United States?
answered
Oct 11, 2020
History
middle-school
2
votes
33.0k
views
Describe a fourth scenario in which either the Law of Conservation of Matter or the Law of Conservation of Energy could be observed. Using as many sentences as needed, describe how an experiment could
answered
Sep 18, 2020
Biology
high-school
3
votes
36.6k
views
All of the following increase during the inflammatory response except _____. A. fever B. vaccines C. blood flow D. phagocytes
answered
Sep 11, 2020
Biology
high-school
4
votes
8.9k
views
What were the key points Bush wanted communicated to China? How did Bush characterize the United States' position in a way that did not alienate China?
answered
May 23, 2020
History
middle-school
5
votes
75.0k
views
The temperature is -2 if the temperature rises by 15 what is the new temperature
answered
May 19, 2020
Mathematics
middle-school
5
votes
223k
views
What is the ultimate end of a high mass star that has a core about 2.8x the mass of our sun? A. a pulsar B. a black hole C. a brown dwarf D. a magnetar
answered
Apr 15, 2020
Chemistry
high-school
2
votes
127k
views
Cyclical unemployment select one: a. Has a different explanation than does the natural rate of unemployment. b. Refers to the year-to-year fluctuation in unemployment around an economy's natural rate of
answered
Jan 1, 2020
Business
high-school
3
votes
108k
views
Claudia's dad has a family history of cancer. He tries to prevent developing the disease himself. Even though he works outside every day, he always wears sunscreen, long sleeves and pants, and a hat. He
answered
Oct 17, 2019
Health
college
4
votes
119k
views
What does this expression mean if you take the king's coin you give the king his due?
answered
Sep 5, 2019
History
high-school
5
votes
118k
views
QUESTIONS Roxy is helping her teacher get ready for an after-school workshop on poetry. She is writing a glossary of poetry terms for the students. Which definition should she use for “poetic form”? A.
answered
Jan 26, 2019
English
middle-school
3
votes
169k
views
In Elie Wiesel's speech Which question leads most directly to Holocaust survivors’ despair, according to Wiesel? What is our duty to the dead? How can we prevent future Holocausts? How can we manage to
answered
Apr 13, 2018
English
high-school
5
votes
198k
views
With the upcoming presidential election, Ira decided to create a survey to find out who might win. He carefully created a valid survey and gave it to five of his closest friends. He then tallied the results
answered
Jan 26, 2018
Biology
high-school
3
votes
2.6k
views
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