Solve. Suppose that the area of a rectangular room is 
square feet. If the length of the room is 4x, determine the width of the room in terms of x.
A. 20x
B. 4x + 20
C. x + 20
D. x + 5
Answer: D
Mathematics
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Express the vector in the form ai + bj + ck.9u - 5v if u = 
and v = 
A. v = 9i + 9j - 5k B. v = -6i + 9j - 5k C. v = 24i + 9j - 5k D. v = -6i + 14j - 5k
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Simplify the radical.-
A. -10
B. -12
C. -6
D. -36
Mathematics
Solve the problem.
= 100 terms
A. -24,050 B. -973 C. -24,750 D. 24,750 E. none of these
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Find the indicated term for the sequence.an = 
; a6
A. 
B. 
C. 
D. 
Mathematics