Find a set of parametric equations for the conic section or the line.The line segment starting at (4, -4) with t = 0 and ending at (-20, 4) with 
A. x = 2t - 4, y = -6t + 4, for 0 ? t ? 4
B. x = -6t + 4, y = 2t - 4, for 0 ? t ? 4
C. x = 4t - 6, y = -4t + 2, for 0 ? t ? 4
D. x = -4t + 2, y = 4t - 6, for 0 ? t ? 4
Answer: B
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Use the product rule to simplify the expression.x6 ? x3 ? y8 ? y5
A. x18y10 B. x17y10 C. x9y13 D. x9y14
Solve the problem.On part of a scenic tour of underground caves, Dave and Neil started at an elevation of - 36 feet. They then rose 17 feet. What was their elevation at this point?
A. 53 ft. B. -53 ft. C. -19 ft. D. 19 ft.
Divide.
A. 184 B. 18.4 C. 1.84 D. 0.184
Find the intercepts of the function f(x).f(x) = (x - 2)2(x2 - 9)
A. x-intercepts: -2, -9; y-intercept: 18 B. x-intercepts: 2, 9; y-intercept: 18 C. x-intercepts: -3, 2, 3; y-intercept: -36 D. x-intercepts: -3, 2, 3; y-intercept: 36