Determine the number that should be added to complete the square of the expression. Then factor the expression.x2 + 
x
A. 
; 
2
B. 
; 
2
C. 
; 
2
D. 
; 
2
Answer: B
Mathematics
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The function 
satisfies the equation of change 
. For what values of f is the graph of f versusx increasing?
?
A. 
B. 
C. 
D. 
Mathematics
Find the center and radius of the circle.x2 + (y - 8)2 = 49
A. (-8, 0); 49 B. (8, 0); 49 C. (0, 8); 7 D. (0, -8); 7
Mathematics
Simplify the radical expression. If appropriate, include absolute values.
A. 
B. 
C. b + 4
D. 
+ 2
Mathematics
Answer the question as instructed.Using the rules for the order of operations, what should be done first when evaluating the expression 
?
A. Distribute the Square Root over 9, 8, and 4 B. Subtract: 4 - 3 C. Add: 8 + 4 D. Multiply: 9 ? 8
Mathematics