Două mobile se mişcă rectiliniu şi uniform, după legile x1= 2·t + 5 şi x2=-2·t +9. Momentul de timp (exprimat în secunde) la care cele două mobile se întâlnesc este: *

yo yo yo its papaguy in the house lol

okay, ima .

um it shows links to uh so kinda microsoft website is that were ima go or no? ?

the only real purpose of sputnik 1 was to beat the us into space. we were getting close to launching a useful satellite, explorer 1 - which launched on january 31, 1958. the ussr had to beat that, so they launched sputnik 1 on october 4, 19

total distance/total time

(85 + 82)/(5+3)

167/8

20 just over