Remove grouping symbols and simplify.3
- [m - (6n - m)]
A. 2m - 3n
B. 4m + 9n
C. 2m + 9n
D. 4m + 7n
Answer: C
Mathematics
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___________________ a
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Write the improper fraction as a mixed or whole number.
A. 3
B. 5
C. 4
D. 4
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Simplify the expression.
+ tan ?
A. sec ? B. 1 C. cos ? + sin ? D. sin2 ?
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Solve.The number of acres in a landfill is given by the function 
where t is measured in years. How many acres will the landfill have after 7 years? (Round to the nearest acre.)
A. 3593 acres B. 4913 acres C. 3411 acres D. 8274 acres
Mathematics