Use the definition of positive integer exponents.
Simplify the expression 
Mathematics
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Solve the problem.John earns $13.28/hour. If he works 17 hours, how much will he earn?
A. $225.77 B. $226.86 C. $225.76 D. $225.86
Mathematics
Use a calculator and the change-of-base formula to find the logarithm to four decimal places.log7 0.562
A. 12.4555 B. -0.2503 C. -3.3768 D. -0.2961
Mathematics
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = |x - 4| - 5
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.If f(t) = 6(2t - 8)1/2 and g(t) = 6(t + 5)1/2 - 18, find any t for which 
A. -9 B. 9 C. -4 D. 4
Mathematics