Describe the graph of the polar equation.r2 = 34 rcos ? - 6r sin ? - 9
A. Circle with radius 17 and center (17, -3)
B. Circle with radius 3 and center (34, -6)
C. Parabola opening to the right with vertex (34, -6)
D. Parabola opening upward with vertex (34, -6)
Answer: A
Mathematics
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Identify the type of surface represented by the given equation.
- 
= 
A. Parabolic cylinder
B. Paraboloid
C. Hyperbolic paraboloid
D.
| Ellipsoid |
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Find the determinant.
A. 84.307 B. -35.693 C. 31.465 D. 83.299
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Write the system of equations that corresponds to the augmented matrix.
A. 
B. 
C. 
D. 
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x? = x(0.05 ? 0.002x ? 0.0015y) , y? = y (0.03? 0.0025x ? 0.0003y) , x (0) = 3, y (0) = 5
For the systems of differential equations, use Euler’s method with ?x = 2 to plot the trajectory of x and y to plot the trajectory for 0 ? t ? 500
Mathematics