Simplify the exponential expression. Write any negative exponents as positive exponents. Assume all variables represent positive real numbers.(-27)4/3
A. not a real number
B. 729
C. -81
D. 81
Answer: D
Mathematics
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Find the roots of the equations.
= 
A. 0, 36
B. 0
C. 0, 
D. 4, 6
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Add.13 + (-2) + 5 + (-3)
A. 23 B. 13 C. 3 D. 9
Mathematics
Construct the requested statistical display.The numbers of students in the College of Arts and Sciences, categorized by major, are listed below. Make a bar graph for the data. 
What will be an ideal response?
Mathematics
Solve the problem.A lumber yard has fixed costs of $1,747.20 per day and variable costs of $0.08 per board-foot produced. Lumber sells for $1.28 per board-foot. How many board-feet must be produced and sold daily to break even?
A. 970 board-feet B. 1,284 board-feet C. 1,456 board-feet D. 21,840 board-feet
Mathematics