Identify the equation without completing the square.y2 - 2x2 + 5x + 2y + 4 = 0
A. ellipse
B. parabola
C. hyperbola
D. not a conic
Answer: C
You might also like to view...
Use Euler's method to calculate the first three approximations to the given initial value problem for the specified increment size. Round your results to four decimal places.y' = y - ex - 2, y(2) = 2, dx = 0.5
A. y1 = -2.0945, y2 = -10.4330, y3 = -25.6523 B. y1 = -1.2945, y2 = -8.8330, y3 = -25.3323 C. y1 = -0.8945, y2 = -8.0330, y3 = -25.1723 D. y1 = -1.6945, y2 = -9.6330, y3 = -25.4923
Solve the problem.Suppose that your lab scores in a biology class were 29 out of 40 points in Lab 1, 15 out of 20 points in Lab 2, and 72 out of 85 in Lab 3. Compare your lab scores and rank them in order, from best to last.
A. Lab2 (75%), Lab 3 (84.7%), Lab 1 (72.5%) B. Lab 3 (84.7%), Lab 2 (75%), Lab 1 (72.5%) C. Lab2 (75%), Lab 1 (72.5%), Lab 3 (84.7%) D. Lab 1 (72.5%), Lab 3 (84.7%), Lab2 (75%) E. Lab 1 (72.5%), Lab2 (75%), Lab 3 (84.7%)
Perform the indicated operation. Simplify the result, if possible.
- 
A. 
B. 
C. 
D. 
Simplify. Your answer should be in lowest terms.- 
+ 
A. - 
B. - 
C. 
D. 