Evaluate the integral.
A. 4 sech x2 + C
B. 8 csch x2 + C
C. 
+ C
D. - 4 sech x2 + C
Answer: D
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A. 105 m B. 42 m C. 126 m D. 63 m
The owner of an older house wants to put new tile in the kitchen. At a local hardware store the tile the owner wants to put down is on sale for $2.50 per square foot. If the owners kitchen is in the shape of the figure below, how much will it cost to tile the floor?
Find the percent. Round to the nearest tenth of a percent, if necessary.909 is what percent of 1604?
A. 0.1% B. 176.5% C. 0.6% D. 56.7%
Complete the operation and simplify if necessary.
?
?
A. 
B. 
C. 
D. 
E. 