Simplify the given expression using the definition for negative exponents. Assume that all variables represent nonzero numbers.
A. 8
B. 3k2
C. 3k
D. 8k2
Answer: B
Mathematics
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For the function f whose graph is given, determine the limit.Find
f(x).
A. 4
B. does not exist
C. 
D. 3
Mathematics
The scores on a 30-point multiple-choice exam are given in the following frequency table:
What is the mode of the scores on the exam?
A. 26 and 30 B. 24, 28, and 29 C. 26 D. 23
Mathematics
Solve the equation for solutions over the interval [0, 2?). Write solutions as exact values or to four decimal places, as appropriate.tan 3x - sec 3x = 5
A. {4.3176, 10.6008, 16.8840} B. {1.4392, 3.5336, 5.6280} C. {1.9628, 4.5808} D. {5.8884, 13.7424}
Mathematics
Decide whether the perimeter or area would be used to solve a problem concerning the measure of the quantity.Measuring a garden for tilling
A. Perimeter B. Area
Mathematics