Use the properties of limits to help decide whether each limit exits. If a limit exists, find its value.
Let f(x) = 
. Find
f(x).
A. 4
B. 0
C. 2
D. Does not exist
Answer: D
Mathematics
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Find the least common multiple of the numbers in the group.8, 44
A. 352 B. 22 C. 44 D. 88
Mathematics
Find all the first order partial derivatives for the following function.f(x, y, z) = cos x sin2 yz
A. 
= sin x sin2 yz; 
= - cos x sin yz cos yz; 
= -cos x sin yz cos yz
B. 
= -sin x sin2 yz; 
= z cos x sin yz cos yz; 
= y cos x sin yz cos yz
C. 
= -sin x sin2 yz; 
= 2z cos x sin yz cos yz ; 
= 2y cos x sin yz cos yz
D. 
= sin x sin2 yz; 
= -2z cos x sin yz cos yz; 
= - 2y cos x sin yz cos yz
Mathematics
Write the number in decimal notation without the use of exponents.9 × 10-4
A. 90,000 B. 0.009 C. 9000 D. 0.0009
Mathematics
Calculate the unit vector u = (cos ?)i + (sin ?)j for the given direction angle.? = ?
A. j B. -i C. -j D. i
Mathematics