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Given 5 colors to choose from, how many ways can we color the four unit squares of a $2\times 2$ board, given that two colorings are considered the same if one is a rotation of the other? (Note that we
answered
Feb 17, 2021
Mathematics
high-school
3
votes
30.7k
views
2/7 + 3/7= please help xx
answered
Jan 14, 2021
Mathematics
college
5
votes
123k
views
Use substitution to write an equivalent quadratic equation. (3x + 2)2 + 7(3x + 2) – 8 = 0
answered
Jun 18, 2020
Mathematics
high-school
2
votes
50.2k
views
Calvin Cliffs Nuclear Power Plant, located on the Hobbes River, generates 1.00 GW of power. In this plant, liquid sodium circulates between the reactor core and a heat exchanger located in the superheated
answered
May 31, 2020
Physics
college
2
votes
109k
views
Explain the impact of the American Revolution on the rest of the world.
answered
Apr 25, 2020
History
high-school
3
votes
147k
views
Nine times five less than twice x
answered
Mar 20, 2020
Mathematics
middle-school
6
votes
197k
views
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