Indicate whether the graph of the equation is a circle, an ellipse, a hyperbola, or a parabola. Then graph the conic section.25x2 + 9y2 = 225
A. ellipse
B. circle
C. parabola
D. hyperbola
Answer: A
Mathematics
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Solve. Clear decimals first.0.76 + 0.26x = 0.96 - 0.79x
A. 
B. - 
C. - 
D. 
Mathematics
Solve the problem. Write ratios in simplest form.The table below shows the amounts of pollutants (in parts per million) in a sample of rainwater. Find the ratio of pollutant A to pollutant B. 
A. 
B. 
C. 
D. 
Mathematics
Prove the identity.
= sec u cos v - csc u sin v
What will be an ideal response?
Mathematics
Compute the product. 
A. 
B. 
C. not defined
D. 
Mathematics