Question

For any time t≥o, if the position of a particle in the xyplane is given by x² +1 and y=In(2+3), then the acceleration vector is
a. (2t. 2/(2t+3))
b. (2t-4/(2t+3)²)
c. (24/(2t+3)²)
d. (2.2/(2t+3)²)
e. (2-4/(2t+3)²)