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Msibi ntokozo
Answers (2)
Take up as positive Vf^2=vi^2+2gy vf=(2,5)^2+2(-9,8)(-3) vf=8,07m/s vf=vi+gt =(2,5)+(-9,8)t t=0,57s
Vf=vi+gt -8,07=2,5+(-9,8)t t=0,57s
