Solve the problem.Under certain conditions the wind speed S, in miles per hour, of a tornado at a distance d from its center can be approximated by the function 
where a is an atmospheric constant, and V is the approximate volume of the tornado, in cubic feet. Assume that a is 0.78, and find SV.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Multiply using the distributive property.-3(x - 9)
A. -3x + 9 B. -3x + 27 C. -27x D. 3x + 27
Mathematics
Write in decimal notation.
A. 0.0795 B. 7.95 C. 79.5 D. 0.795
Mathematics
Factor the perfect square.9x2 - 48x + 64
A. (3x + 8)2 B. (3x - 9)2 C. (3x - 8)2 D. (3x + 8)(3x - 8)
Mathematics
Solve. Round to the nearest cent if necessary.Last year the profit for a company was $315,000. This year's profit decreased by 8.6%. Find this year's profit.
A. $44,100 B. $287,910 C. $27,090 D. $270,900
Mathematics