Answers by Sergey Kravchenko
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Answers by Sergey Kravchenko

Answers by Sergey Kravchenko
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Euler's formula, V − E + F = 2, relates the number of vertices V, the number of edges E, and the number of faces F, of a polyhedron. Solve Euler's formula for E.
answered Jan 17, 2018
3 votes
35.2k views
8. True or false: Half-life is half the time it takes for a radioactive sample to completely decay.
answered Jan 10, 2018
5 votes
230k views
2. Why are capillaries and not arteries or veins found in alveoli, nephrons, and villi? Vessels must be small so that very little blood enters these tissues. Vessels must be narrow so that only very small
answered Nov 19, 2017
3 votes
18.5k views
A projectile is thrown upward so that its distance above the ground after t seconds is h(t)=-16t^2 + 570t. After how many seconds does it reach its maximum​ height?
answered Jul 24, 2017
3 votes
179k views
What is the values of the 4s in 244
answered Sep 24, 2016
7 votes
87.2k views
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