APFIVE Velocity of a Vector Valued Function
Which of the following statements is true regarding the velocity vector at $$t=1$$ for the vector function $$\mathbf{r}(t)= \langle 2*t+1, t^2 \rangle$$?
A
The velocity vector at $$t=1$$ is $$\langle 3,2 \rangle$$.
B
The velocity vector at $$t=1$$ is $$\langle 1,2 \rangle$$.
C
The velocity vector at $$t=1$$ is $$\langle 2,1 \rangle$$.
D
The velocity vector at $$t=1$$ is $$\langle 2,2 \rangle$$.
Question Leaderboard
Not enough data yet to show leaderboard.