Solve by the quadratic formula. Simplify answers. Use i notation for nonreal complex numbers.
+ 
= 
A. x = 
B. x = 
C. x = 
D. x = 
Answer: A
Mathematics
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Name the curve with the given polar equation. If it is a conic, give its eccentricity.r = 
A. Vertical hyperbola ; e = 8
B. Vertical ellipse: e = 
C. Parabola opening downward; e = 1
D. Parabola opening to the left; e = 1
Mathematics
Solve the problem.Which apportionment paradox may be produced by the Adams' method but not the Webster method?
A. Alabama B. population C. new states D. none of these
Mathematics
A random number generator is designed to output numbers with the Uniform(0,10) distribution. Find the probability that the output is a number between 6.50 and 8.25.
What will be an ideal response?
Mathematics
Find the indicated term of the geometric sequence.a1 = 5, r = -2, n = 3
A. a3 = -20 B. a3 = 20 C. a3 = 40 D. a3 = -40
Mathematics