Evaluate the expression without using a calculator. (Assume the variable represents a positive number.)
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Answer: A
Mathematics
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Use the Ratio Test to determine if the series converges or diverges.
A. Diverges B. Converges
Mathematics
Multiply in the indicated base.43five × 3five
A. 123five B. 112five C. 234five D. 213five
Mathematics
Provide an appropriate response.The cost C of processing exhaust gases so that you remove all but x percent of the pollutants is given by 
Find the values of x for which C < 0. Discuss the meaning of the results.
What will be an ideal response?
Mathematics
Solve the polynomial inequality. Express your solution on a number line using interval notation.x(x - 3)(x + 9)(x + 5) > 0
A. (-?, -9) ? (-5, 3)
B. (-9, -5) ? (0, 3)
C. (0, ?)
D. (-?, -9) ? (-5, 0) ? (3, ?)
Mathematics