Decide whether the limit exists. If it exists, find its value.
f(x)
A. -1
B. 0
C. -2
D. Does not exist
Answer: C
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Solve the problem.Find the moment of inertia Iz of a tetrahedron of constant density 
bounded by the coordinate planes and the plane 
.
A. 91
B. 
C. 
D. 
Solve the problem.A vendor sells hot dogs and bags of potato chips. A customer buys 4 hot dogs and 3 bags of potato chips for $13.25. Another customer buys 3 hot dogs and 3 bags of potato chips for $11.25. Find the cost of each item.
A. $1.75 for a hot dog; $2.00 for a bag of potato chips B. $2.00 for a hot dog; $1.75 for a bag of potato chips C. $2.00 for a hot dog; $2.00 for a bag of potato chips D. $2.25 for a hot dog; $2.00 for a bag of potato chips
Solve the problem.The number of quarters needed to double an investment when a lump sum is invested at 4%, compounded quarterly, is given by n = 
. In how many years will the investment double, to the nearest tenth of a year?
A. 8.7 yr B. 34.8 yr C. 69.7 yr D. 17.4 yr
Graph the rational function and find the intercepts.h(x) = 
A. No x-intercept. No y-intercept.
B. No x-intercept. y-intercept: 0.
C. x-intercept: ±4 and 3. y-intercept: 1.
D. No x-intercept. y-intercept: 1.