Velocity as the Derivative of Displacement
The displacement of a particle is given by the function $$s(t) = \sqrt{4t+1}$$. What is the velocity of the particle, $$v(t) = \frac{ds}{dt}$$?
A
$$\frac{4}{\sqrt{4*t+1}}$$
B
$$\frac{2}{\sqrt{4*t+1}}$$
C
$$\frac{1}{\sqrt{4*t+1}}$$
D
$$\frac{2}{\sqrt{t+1}}$$
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