Determine whether the matrix is in row-echelon form. If it is, then determine also whether it is in reduced row-echelon form.
A. Yes; yes
B. Yes; no
C. No
Answer: C
Mathematics
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Solve the problem.The following figure shows the shape and dimensions of a small dam. Assuming the water level is at the top of the dam, find the total force on the face of the dam. Round to one decimal place when appropriate. 
A. 3,266,666.7 N B. 6,533,333.3 N C. 98,000 N D. 9,800,000 N
Mathematics
Convert the numeral to Hindu-Arabic form.
A. 1110 B. 1011 C. 11,001 D. 1101
Mathematics
Determine if the type of relation is linear, nonlinear, or none.
A. linear B. none C. nonlinear
Mathematics
Write in exponential form. 0 = log33 1
A. 133 = 0 B. 330 = 1 C. 033 = 1 D. does not exist
Mathematics