Solve the equation for x if 
.
?
?
A. 
, 
B. 
, 
C. 
, 
, 
D. 
, 
E. 
, 
Answer: A
Mathematics
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Find the real solutions, if any, of the equation. Use the quadratic formula.2x2 - x + 4 = 0
A. {
, 
}
B. {
, 
}
C. {
, 
}
D. no real solution
Mathematics
Find a general term an for the geometric sequence.a1 = 
, r = 3
A. an = 
+ 3(n - 1)
B. an = 
+ 
(n - 1)
C. an = 
n - 1 + 
D. an = 
? 3n-1
Mathematics
Simplify the numerical expression.
A. 
B. 
C. 
D. 
E. 
Mathematics
Answer the question.The points (
, -2) and (8
, 13) are the points at which the diagonal of a square intersects the square. What are the coordinates of the center of the square?
A. 
B. 
C. 
D. 
Mathematics