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Parametric Equations, Polar Coordinates, and Vector–Valued Functions (BC Only)

Question 1
college-boardCalculus AB/BCAPExam Style
1 mark

For a continuous vector field described by F(x,y,z)=xy2,xz3,x+y\mathbf{F}(x,y,z)=\langle xy^2,-xz^3,\sqrt{x+y} \rangle, what integral calculation accurately reflects how changes solely in variable yy affect circulation around a closed loop C lying entirely in plane x=1x=1?

Question 2
college-boardCalculus AB/BCAPExam Style
1 mark

What does the displacement of a parametric function tell us?

Question 3
college-boardCalculus AB/BCAPExam Style
1 mark

What is an approximate value of the length of the curve represented by r(t)=tln(t),t,t3/2\mathbf{r}(t) = \langle t \ln(t), \sqrt{t}, t^{3/2} \rangle from t=1t=1 to t=4t=4, using five subintervals and Simpson's Rule?

Question 4
college-boardCalculus AB/BCAPExam Style
1 mark

What variable typically represents radial distance in polar coordinates?

Question 5
college-boardCalculus AB/BCAPExam Style
1 mark

What technique could simplify finding the arc length of curve traced out by vector-valued function r(t)=[cos(4t)sin(4t)]\mathbf{r}(t)=\begin{bmatrix} \cos(4t) \\ \sin(4t) \end{bmatrix} over interval [0, π4\frac{\pi}{4}]?

Question 6
college-boardCalculus AB/BCAPExam Style
1 mark

If vector p(t)\vec{p}(t) is defined as et,cos(πt)\langle e^{-t}, \cos(\pi t) \rangle, where does evaluating 012p(t)dt\int_0^{\frac{1}{2}} \vec{p}'(t) dt result in?

Question 7
college-boardCalculus AB/BCAPExam Style
1 mark

Given a vector field F(x,y,z)=xi^+yj^+zk^\mathbf{F}(x, y, z) = x\hat{i} + y\hat{j} + z\hat{k}, which method should be used to evaluate its line integral along a curve parameterized by r(t)=t,t2,t3\mathbf{r}(t) = \langle t, t^2, t^3 \rangle from 00 to 11?

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Question 8
college-boardCalculus AB/BCAPExam Style
1 mark

Which technique could potentially reduce error when numerically approximating an integral involving rapid changes in direction within a vector-valued function?

Question 9
college-boardCalculus AB/BCAPExam Style
1 mark

What is an example of parameterization used in calculus problems involving motion along a path?

Question 10
college-boardCalculus AB/BCAPExam Style
1 mark

If the vector-valued function r(t)=e2t,ln(t),t3\mathbf{r}(t) = \langle e^{2t}, \ln(t), t^3 \rangle is integrated with respect to tt, which component will yield a function requiring the application of integration by parts?