Use the discriminant to decide whether the equation represents a parabola, an ellipse, or a hyperbola.x2 + 4xy + 5y2 - 3x + 4y = 0
A. Parabola
B. Hyperbola
C. Ellipse
Answer: C
Mathematics
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In using Simpson's rule, the number of subintervals n may be chosen to be even. ?
A. true B. false
Mathematics
Solve the equation.
= x - 3
A. {1, 13} B. {6} C. {1, 6} D. {6, 13}
Mathematics
Convert.38.13 hectometers = _____ kilometers
A. 381.3 B. 3.813 C. 0.381 D. 3813
Mathematics
Solve the system of equations by the addition method.
A. (5, 3) B. (-5, 3) C. (-5, -3) D. (5, -3)
Mathematics