Find the indicated limit if it exists.
A. -4
B. Does not exist
C. 4
D. 0
Answer: B
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Evaluate the integral.
A. 25 B. 125 C. 3125 D. 625
Solve the equation.
= -4
A. 6 B. 8 C. -6 D. -8
Using the restrictions stated for the function, find a rule for f-1.f(x) = -x2 + 2, x ? 0
A. f-1(x) = 
B. f-1(x) = - 
C. f-1(x) = 
D. f-1(x) = x2 + 2
Solve the problem.Let H be the set of all points in the xy-plane having at least one nonzero coordinate: 
. Determine whether H is a vector space. If it is not a vector space, determine which of the following properties it fails to satisfy:A: Contains zero vectorB: Closed under vector additionC: Closed under multiplication by scalars
A. H is not a vector space; does not contain zero vector B. H is not a vector space; not closed under vector addition C. H is not a vector space; does not contain zero vector and not closed under multiplication by scalars D. H is not a vector space; fails to satisfy all three properties