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What is the standard form of the equation of a parabola that opens up or down
answered
Feb 3, 2020
Mathematics
middle-school
5
votes
85.0k
views
True or false: driving a motor vehicle after taking substances which alter the central nervous system can have side effects whoch include impaired attention reaction time and vision
answered
Nov 23, 2019
History
middle-school
3
votes
80.2k
views
Cosxsinx-2cosx=0 I dont know how to solve this
answered
Oct 30, 2019
Mathematics
high-school
1
vote
226k
views
Vitamin B12 is important for the body to function. It helps keep nerve cells healthy, and it helps with the formation of red blood cells. When someone is vitamin B12 deficient, one of the reasons could
answered
May 30, 2019
Biology
college
3
votes
229k
views
Which principle of american democracy holds government officials accountable to the law?
answered
Apr 6, 2019
History
high-school
0
votes
64.6k
views
Identify several public issues in your community that you think are best handled locally, not by the federal government.
answered
Mar 18, 2019
History
college
7
votes
167k
views
Which is true about the lost generation A) they thought life was too short not to have fun. B) they tried to win favor with the wealthy but became poor. C) they did not think the lifestyle of the 1920s
answered
Dec 23, 2018
History
college
2
votes
137k
views
Can someone help, please ?? Chemistry 19. In the chemical equation Zn + 2HCL → ZnCl2 + H2 , the reactants are A. zinc and hydrogen carbonate. End of exam B. zinc and hydrochloric acid. C. zinc chloride
answered
Jul 27, 2018
Chemistry
college
4
votes
153k
views
Is this equation balanced and in the lowest form? 4NH3 → 2N2 + 6H2 Yes, because there are equal amounts of atoms of each element on both sides. No, because the coefficients could be reduced to 2,1, and
answered
Jul 9, 2018
Chemistry
middle-school
4
votes
111k
views
Which planet do scientists believe prevented the asteroids in the asteroid belt from forming a planet? A. Earth B. Jupiter C. Mars D. Neptune
answered
Jul 6, 2018
Chemistry
middle-school
6
votes
9.6k
views
The power of the colonial press was tested in 1733 by the __________ case.
answered
May 20, 2018
History
high-school
5
votes
8.4k
views
Please help!!!!!!!!!!!!!!!!!!!!!!!!!
answered
Apr 26, 2018
English
middle-school
2
votes
2.4k
views
The formation of hurricanes, storms, and other weather events require energy. The original energy source for all of these events is which type of energy?
answered
Aug 13, 2017
Biology
middle-school
3
votes
81.0k
views
Sarah is making paper cones to serve nuts for a party at school. The volume of each cone is 78 cubic centimeters, and the height is 9 cm. She wants to store the cones side by side in rows in a container
answered
Jun 30, 2017
Mathematics
middle-school
4
votes
170k
views
What type of punctuation is necessary to set apart nonessential appositive phrases?
answered
Feb 24, 2017
English
high-school
3
votes
1.9k
views
Pg47 independent practice lesson 5 negative exponents
answered
Jan 30, 2017
Mathematics
middle-school
2
votes
613
views
The United States placed nuclear missiles in this country, causing Russia to place some in Cuba. France Great Britain Turkey Iraq
answered
Nov 15, 2016
History
high-school
7
votes
181k
views
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