Write an inequality involving the variable x that describes the set of numbers graphed.
A. -3 ? x ? 1
B. -3 < x ? 1
C. -3 ? x < 1
D. -3 < x < 1
Answer: C
Mathematics
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Determine whether the following is always true or not always true. Given reasons for your answers.u × 0 = 0
What will be an ideal response?
Mathematics
Graph the function.f(x) = 2 ln x
A. 
B. 
C. 
D. 
Mathematics
Solve the system by elimination. If the system is inconsistent or dependent, say so. x + 9y = -26-7x + 8y = -31
A. (-1, -2) B. (0, -2) C. (1, -3) D. empty set solution; inconsistent system
Mathematics
Perform the indicated operation. Simplify if possible.
+ 
A. 3m
B. 
C. 
D. 
Mathematics