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A 53.4 kg girl is at rest on 3.55 kg skateboard. She jumps forward at 1.32 m/s. What is the velocity of the skateboard afterword?
answered
Dec 16, 2020
Physics
middle-school
7
votes
30.0k
views
Write as a single term: cos(2x) cos(x) + sin(2x) sin(x)
answered
Nov 21, 2020
Mathematics
high-school
6
votes
126k
views
Which of the following shows a list of Big-Oh running times in order from slowest to fastest? O(1), O(N), O(N2), O(logN), O(2N) O(1), O(N), O(N3), O(2N), O(N!) O(logN), O(N!), O(N2), O(N3), O(2N) O(N!),
answered
Oct 15, 2020
Computers and Technology
college
3
votes
176k
views
How can a company decrease demand for it products
answered
Mar 13, 2020
History
middle-school
3
votes
188k
views
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