Two forces,
vec(F)_(1)=(5.0hat(i)-2.0hat(j))N
and
vec(F)_(2)=(-8.0hat(i)-2.0hat(j))N
, act on a particle of mass
1.0kg
that is initially at rest at coordinates
(-1.00m,2.0m)
. What is the magnitude of the velocity (in
(m)/(s)
) at
t=5.0s
? [Express answer in ONE decimal place].