Question

Sendo s= -50t²+100t+8000
determine:

a) s(10)

b) s' = v=

c) v(10)=

d) s''= v'= a=

e) a(10)=

Answer 1

S = -50t² + 100t + 8000
S(10) = -50.100 + 1000 + 8000
S(10) = -5000 + 9000
S(10) = 4000m

S' = -100t +100 = V
V(10) = -100.10 +100
V = -900m/s

S'' = a =  -100m/s²