Use the Laws of Exponents to simplify. Write the answer with positive exponents. All variables are nonzero.3 ? m-5 ? m-2 ? m0
A. 0
B. 3m10
C. 
D. - 
Answer: C
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Solve the problem.A salesperson packed 3 shirts and 6 ties. With one shirt, he could wear all 6 ties. With another shirt, he could wear 5 ties. With the third shirt, he could wear only 3 ties. How many different combinations did he have?
A. 90 combinations B. 13 combinations C. 33 combinations D. 14 combinations
Set up the general equation from the given statement.The safe load on a beam ? with a rectangular cross section that is supported at each end varies jointly as the product of the width W and the square of the depth D and inversely as the length L of the beam between the supports.
A. 
B. 
C. 
D. 
Let U = {all soda pops}, A = {all diet soda pops},B = {all cola soda pops}, C = {all soda pops in cans},and D = {all caffeine-free soda pops}. Describe theset in words.(A ? B) ? C'
A. All cola soda pops not in cans B. All diet and all cola soda pops not in cans C. All non-diet, non-cola soda pops not in cans D. All diet cola soda pops not in cans
Find an equivalent expression for the given logarithm using the change-of-base formula.
?
?
A. 
B. 
C. 
D. 
E. 