Use the discriminant to identify the graph of the non-degenerate conic as a parabola, an ellipse, or a hyperbola.x2 - 12xy + 7y2 - 12 = 0
A. parabola
B. ellipse
C. hyperbola
Answer: C
Mathematics
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Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. 
- 
B. 
C. 
D. 
Mathematics
Convert the degree measure to radians. Round to the nearest ten-thousandth.18°
A. 0.6283 B. 0.2094 C. 0.3142 D. 0.1571
Mathematics
Multiply.
A. 
x2 - 35
B. 
x2 + 35
C. 
x2 + 
x - 35
D. 
x2 - 
x + 35
Mathematics
Determine, without graphing, whether the given quadratic function has a maximum value or a minimum value and then find that value.f(x) = x2 + 1
A. maximum; 0 B. minimum; 1 C. minimum; 0 D. maximum; 1
Mathematics