Perform the operation, if possible. A = 
, B = 
. Find BA.
A. 
B. BA is not defined.
C. 
D. 
Answer: B
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Graph the solution of the rational inequalities on a number line and write the solution in interval notation. 
? 0
A. 
? [5, ?)
B. 
? [5, ?)
C. [5, ?)
D. 
Solve the right triangle ABC with C = 90°. Your answer should give an angle in decimal degrees when given an angle in decimal degrees and in degrees and minutes when given an angle in degrees and minutes. Use the rules for significant digits.a = 23.67 m, b = 9.41 m
A. c ? 25.5 m, A ? 68.3°, B ? 21.7° B. c ? 25.5 m, A ? 21.7°, B ? 68.3° C. c ? 25.47 m, A ? 21.68°, B ? 68.32° D. c ? 25.47 m, A ? 68.32°, B ? 21.68°
Solve.Find the capacity (volume in cubic feet) of a rectangular chest with inside measurements of 6 feet by 3
feet by 1
feet.
A. 8
cu ft
B. 4
cu ft
C. 26 cu ft
D. 1
cu ft
Solve the problem.A rectangular piece of cardboard measuring 13 inches by 50 inches is to be made into a box with an open top by cutting equal-size squares from each corner and folding up the sides. Let x represent the length of a side of each such square. What is the maximum possible volume of the box? If necessary, round to the nearest hundredth.
A. 46,569.59 in.3 B. 5796.01 in.3 C. 924.01 in.3 D. 5357.08 in.3