Solve the equation by completing the square.p2 + 3p - 9 = 0
A. 
B. -3 ± 3
C. 
D. 
Answer: D
Mathematics
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Graph the pair of parametric equations with the aid of a graphing calculator.x = 4 sin t - sin 4t, y = 4 cos t - cos 4t, 0 ? t ? 2?
A. 
B. 
C. 
D. 
Mathematics
Find the foci of the ellipse.
+ 
= 1
A. (0, -20), (0, 20) B. (-20, 0), (20, 0) C. (0, -15), (0, 15) D. (-15, 0), (15, 0)
Mathematics
Find the following.f'(-3) if f(x) = x4 + 4x3 + 2x + 2
A. 49 B. 47 C. 2 D. 4
Mathematics
Graph the parabola.y = 
(x + 3)2 - 1
A. 
B. 
C. 
D. 
Mathematics