Add by using the number line.
+ -5
A. 2
B. 
C. -2
D. 8
Answer: B
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A matrix has an inverse if and only if its determinant does not equal 0. Determine whether the given matrix has an inverse.
A. No B. Yes
Provide an appropriate response.Convert the repeating decimal 0.454 545 . . . into a reduced fraction.
Fill in the blank(s) with the appropriate word(s).
Solve the problem.A rectangular piece of cardboard measuring 25 inches by 36 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 volume of this box? If necessary, round to 2 decimal places.
A. 29,745.94 in.3 B. 465 in.3 C. 505.27 in.3 D. 1951.6 in.3
Solve the problem.The volume V of a given mass of gas varies directly with the temperature T and inversely as the pressure P. 
when 
and P = 15 lb/ in.2, what is the volume when 
and 
Round to the nearest tenth when necessary.
A. 420 in.3 B. 440 in.3 C. 410 in.3 D. 400 in.3