Un mobil descrie un semicerc de rază 20 m cu viteza constantă în modul 30 m/s. Determinaţi modulul vectorului viteză medie.

c.is a substance that requires a small amount of energy per gram to raise its temperature; has strong cohesive forces between molecules.

explanation:

a colorless, transparent, odorless liquid that forms the seas, lakes, rivers, and rain and is the basis of the fluids of living organisms.

harry byrd declared organized resistance by southern states would prevent racial integration.

answer: a) y=-8x+5

a) m= -8

b) m= -2

c) m= 7

d) m= 6