Solve the problem.Find the surface area S of a rectangular box with length 3 ft, width 5 ft, and height3 ft.
A. 90 ft2
B. 39 ft2
C. 78 ft2
D. 63 ft2
Answer: C
Mathematics
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Simplify the expression.j17
A. j B. -j C. -1 D. 1
Mathematics
Solve.How many square feet of wood are needed to build a cabinet that is 2 feet 3 inches tall, 1 foot 4 inches deep and 1 foot 4 inches wide? (Assume that wood is needed for all six surfaces. Round to the nearest square foot.)
Fill in the blank(s) with the appropriate word(s).
Mathematics
Multiply and then, if possible, simplify by factoring.
A. 10x
B. 10
C. 100
D. 
x
Mathematics
Factor out the variable that is raised to the smaller exponent.-5x-2 + x2
A. x-2(-5 + x-2) B. x-2(-5 + x4) C. x-2(5 - x4) D. x-2(-5 + x-4)
Mathematics