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

Question 1
college-boardCalculus AB/BCAPExam Style
1 mark

A particle is moving on the xy-plane. Its motion can be described by the parametric functions y(t)=3t32ty(t) = 3t^3 - 2t and x(t)=ln(t)x(t) = \ln(t). What quadrant is the particle located in at time t=0.5t = 0.5?

Question 2
college-boardCalculus AB/BCAPExam Style
1 mark

Which unconventional technique would allow determination of concavity changes in a parametrically defined curve without direct computation of its second derivative?

Question 3
college-boardCalculus AB/BCAPExam Style
1 mark

To find the slope of the tangent line to a curve at any point given by parametric equations, you must calculate which of these derivatives?

Question 4
college-boardCalculus AB/BCAPExam Style
1 mark

Given a set of parametric equations defining a curve, what would be an appropriate method for approximating arc length if you cannot solve analytically?

Question 5
college-boardCalculus AB/BCAPExam Style
1 mark

Which of the following best represents an equation for a normal line to a curve defined by parametric equations (x(t)=t4x(t)=t^4, y(t)=sin(2t)y(t)=\sin{(2t)}) at point where t=π/4t=\pi/4?

Question 6
college-boardCalculus AB/BCAPExam Style
1 mark

What must be evaluated in order to determine whether there exists any vertical tangents or cusps on a curve described by differentiable functions x=f(t)x=f(t) and y=g(t)y=g(t)?

Question 7
college-boardCalculus AB/BCAPExam Style
1 mark

Question #2: In using Euler's Method to approximate values along the solution curve of dydx=yx\frac{dy}{dx} = y - x, what step size would provide more accurate approximation between two consecutive points?

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Question 8
college-boardCalculus AB/BCAPExam Style
1 mark

A particle is moving on the xy-plane. Its motion can be described by the parametric functions y(t)=sin(t)y(t) = \sin(t) and x(t)=tx(t) = \sqrt{t}. Find the equation of the line tangent to particle at time t=16πt = 16\pi.

Question 9
college-boardCalculus AB/BCAPExam Style
1 mark

Given that a particle's position is defined by parametric equations with derivatives (dn+1xdtn+1)=(n+1)!et\left( \dfrac{d^{n+1}x}{dt^{n+1}} \right) = (n+1)! \cdot e^t and (dnydtn)=n!et\left( \dfrac{d^n y}{dt^n} \right) = n! \cdot e^{-t}, where nn is a positive in...

Question 10
college-boardCalculus AB/BCAPExam Style
1 mark

Greg is bowling with his friends and rolls the ball at time t=0t = 0. Consider the center axis of the lane to correspond to line x=0x = 0 and the pin deck to be at the line y=15y = 15. The gutters correspond to the lines x=4x = -4 and $ ...