For questions 1 - 3 find the discriminant and use it to identify the solutions as rational, irrational, or non-real numbers.
A. 
, irrational
B. 
, non-real
C. 
, rational
D. 
, non-real
E. None of these
Answer: D
Mathematics
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Solve the equation by completing the square.x2 - 10x + 61 = 0
A. 5 + 6i B. 5 - 6i, 5 + 6i C. -1, 11 D. 5 - 36i, 5 + 36i
Mathematics
Solve the problem. Give the answer to the nearest thousandth if necessary.The diagram below shows the side view of a plan for a slanted roof. Find the unknown length in this roof plan. 
10 ft
A. 14 ft B. 11.77 ft C. 5.292 ft D. 10.77 ft
Mathematics
Use the discriminant to determine whether the graph of the equation is an ellipse (or circle), a hyperbola, or a parabola.3x2 + 11xy - 10y2 - 10x + 4y + 17 = 0
A. Ellipse or circle B. Hyperbola C. Parabola
Mathematics
Write the percent as a fraction or mixed number in lowest terms.4.15%
A. 
B. 
C. 
D. 
Mathematics