Transform the equation to a form without an xy-term by a rotation of axes. Graph the curve.x2 + xy + y2 - 3y - 6 = 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the expected value.Suppose that 1,000 tickets are sold for a raffle that has the following prizes: one $300 prize, two $100 prizes, and one hundred $1 prizes. What is expected value of a ticket?
A. $300 B. $0.60 C. $1 D. $100
Mathematics
Find the term that should be added to the expression to form a perfect square trinomial. Write the resulting perfect square trinomial in factored form.x2 - 10x
A. 0; 
2
B. 25; 
2
C. 25; 
2
D. 25; 
2
Mathematics
Find a rational function that satisfies the given conditions. Answers may vary, but try to give the simplest answer possible.Oblique asymptote y = 2x - 5
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Mathematics
Determine the unit rate.$2040 earned in 4 weeks
A. $510/week B. $0.002/week C. $255.00/week D. $408.00/week
Mathematics