Find the exact solutions to the quadratic equation, using a method of your choice.0.1x2 - 0.2x - 0.9 = 0
A. 2 ± 
B. 2 - 
C. 1 ± 
D. 1 + 
Answer: C
Mathematics
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Find the measure of ?x.
A. 83° B. 49° C. 48° D. Not enough information to solve
Mathematics
Graph.y =log7x
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Find the length of the unknown side of the right triangle, where a and b are the legs and c is the hypotenuse. a = 6, b = 8, c = ?
A. c = 10 B. c = 7 C. c = 9 D. c = 5
Mathematics
Find the vertex, focus, and directrix of the parabola. Graph the equation.(y - 1)2 = (x - 3)
A. vertex: (-3, -1)
focus: (-3, -0.75)
directrix: y = -1.25
B. vertex: (3, 1)
focus: (3, 1.25)
directrix: y = 0.75
C. vertex: (-1, -3)
focus: (-0.75, -3)
directrix: x = -1.25
D. vertex: (3, 1)
focus: (3.25, 1)
directrix: x = 2.75
Mathematics