Solve the problem.How many seconds after the switch in an RL circuit is closed will it take the current i to reach 
of its steady state value? Express answer in terms of R and L and round coefficient to the nearest hundredth.
A. 1.39 L/R seconds
B. 0.29 L/R seconds
C. 0.49 L/R seconds
D. 1.59 L/R seconds
Answer: B
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Solve the problem. Round to the nearest cent unless otherwise noted.A refrigerator that sells for $589.00 is discounted for 40% off the regular price. What is the amount of the discount?
A. $195.60 B. $235.60 C. $237.10 D. $231.60
Solve the problem.A rectangle has a length of x + 2 and a width of x - 2, and has an area of 60 square units. Find the length and width of the rectangle. (A = LW)
A. width = 4 units; length = 15 units B. width = 5 units; length = 12 units C. width = 3 units; length = 20 units D. width = 6 units; length = 10 units
Solve the problem.Find an equation for the level curve of the function f(x, y) = 4 - x2 - y2 that passes through the point 
.
A. x2 + y2 = 16 B. x2 + y2 = 12 C. x2 - y2 = 12 D. x2 + y2 = - 12
Graph the solution set of the system of inequalities or indicate that the system has no solution.
A. 
B. 
C. 
D. 