Set up an integral for the length of the curve.y = 4 cos x, 0 ? x ? ?
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the sum using the Commutative and Associative Properties.8 + 4 + 2 + 6 + 4
A. 20 B. 14 C. 24 D. 16
Mathematics
Find an equation of the sphere with center (7,-5,7) that touches the xy-plane.
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Mathematics
Simplify the expression. If any variables exist, assume that they are positive.
+ 
A. 4x
B. 4
C. 
D. 2
Mathematics
Determine algebraically whether the function is even, odd, or neither.f(x) = 
A. even B. odd C. neither
Mathematics