A particle moves in three dimensional space as an equation r= (t^2+1.34t)i^+(3.34t-2)j^+(2t^3-4t^2)k^

where is in unit of meter and in second.
a.Sketch the path of this particle
b.Calculate velocity at
c.Calculate acceleration at

v = (2t + 1.34)i + 3.34j +(6t^2 -4)k

a = 2i + (12t)k