Calculus

Find the velocity, v(t), for an object moving along the x-axis if the acceleration, a(t), is a(t) = cos(t) − sin(t) and v(0) = 3.

a) v(t) = sin(t) + cos(t) +3
b) v(t) = sin(t) + cos(t) +2
c) v(t) = sin(t) - cos(t) +3
d) v(t) = sin(t) - cos(t) +4

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