Transform the equation to a form without an xy-term by a rotation of axes and then identify the curve.3x2 + 4xy = 36
A. 
+ 
= 1; ellipse
B. 
- 
= 1; hyperbola
C. 
- 
= 1; hyperbola
D. 
- 
= 1; hyperbola
Answer: B
Mathematics
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Determine if the parabola whose equation is given opens upward or downward.y = 2x2 - 2x - 6
A. downward B. upward
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Multiply: 3j(4-3j)
What will be an ideal response?
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Solve the system of equations by the addition method.
A. 
B. no solution
C. (5, 24)
D. (24, 5)
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Write the decimal as a fraction or mixed number in lowest terms.1.01
A. 
B. 
C. 
D. 1
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