Find the limit, if it exists.
A. Does not exist
B. 1
C. 2
D. - 2
Answer: D
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Solve the problem.An auto repair shop charged a customer $349 to repair a car. The bill listed $99 for parts and the remainder for labor. If the cost of labor is $50 per hour, how many hours of labor did it take to repair the car?
A. 5 hours B. 5.5 hours C. 4 hours D. 6 hours
Find the flux of the curl of field F through the shell S.F = 5yi + 8zj - 4xk; S: r(r, ?) = r cos ?i + r sin ?j + (16 - r2)k, 0 ? r ? 4 and 0 ? ? ? 2?
A. -80 B. -80? C. 80? D. -20?
Graph the given function as a solid line (or curve) and its inverse as a dashed line (or curve) on the same set of axes.f(x) = -5x
A. 
B. 
C. 
D. 
Find the product.(7m - 5w)(7m + 5w)
A. 49m2 - 70mw - 25w2 B. 49m2 + 70mw - 25w2 C. 7m2 - 5w2 D. 49m2 - 25w2