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. 
C. 29
D. - 19
Answer: C
Mathematics
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Perform the operation. Write the answer as a fraction in lowest terms.
+ 
A. 
B. 
C. 
D. 1
Mathematics
Find the domain of the expression.
A. {y|y ? 0} B. {y|y ? 4096 and y ? -4096} C. {y|y ? 8 and y ? -8} D. {y|y ? 64 and y ? -64}
Mathematics
Simplify the expression.
- 
A. 
B. 
C. 0
D. 
Mathematics
Find the exact value of the expression.sin 185° cos 65° - cos 185° sin 65°
A. 
B. 
C. - 
D. - 
Mathematics