Choose the best estimate for the sum or difference.16
- 1
A. 20
B. 15
C. 16
D. 14
Answer: B
Mathematics
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Which of the following is the best measurement unit to estimate the weight of a train? ?
A. ?pounds B. ?kilograms C. ?tons D. ?ounces E. ?grams
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Find the perimeter.
A. 21 m B. 29 m C. 22.5 m D. 14.5 m
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Evaluate the line integral along the curve C.
ds, C is the curve r(t) = (8 - 2t)i + tj - 2tk , 0 ? t ? 1
A. 
B. - 19
C. 29
D. - 
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Find the exact value of the expression.
A. 
B. 
C. - 
D. - 
Mathematics