Determine the discriminant of the quadratic equation. Use the value of the discriminant to determine whether the quadratic equation has two rational solutions, two irrational solutions, one repeated real solution, or two complex solutions that are not real.x2 - 7x - 7 = 0
A. One repeated real solution
B. Two complex solutions that are not real
C. Two irrational solutions
D. Two rational solutions
Answer: C
Mathematics
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Express the following in exponential form:
a. log x = 214 b. log b = 5.25 c. log y = 9.26 d. log y = -0.32
Mathematics
Simplify. Assume that variables can represent any real number.
A. 4x2y
B. 4xy
C. 4xy
D. 2xy
Mathematics
Convert the mixed number to an improper fraction.8
A. 
B. 
C. 
D. 
Mathematics
Find an equation for the conic. If the conic is a parabola, assume that the vertex is at the origin. If the conic is an ellipse or hyperbola, assume that it is centered at the origin.Focus at (4, 0) and e = 1
A. 4x = y2 B. 4y = x2 C. 16y = x2 D. 16x = y2
Mathematics