Solve the problem.The following table shows the number of rectifiers, in thousands, produced by Allied Electronics in the three years considered. For a function of the form f(x) = ax2 + bx + c that fits this data, what is the value of b? 
A. 10
B. 11
C. 12
D. 9
Answer: A
Mathematics
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Write the ratio as a percent.
A. 88% B. 78% C. 98% D. 93%
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Factor when possible.375x3y - 192y4
A. (15xy - 12y2)(25x2 + 16y2) B. 3y(5x - 4y)(25x2 + 20xy + 16y2) C. 3y(5x + 4y2)(25x2 - 20xy + 16xy2) D. 3y(125x - 4y)(x2 + 20xy + 16y2)
Mathematics
Provide an appropriate response.In scientific notation, what is the smallest positive integer which can be multiplied by a power of 10?
A. -1 B. 1 C. 0 D. -9
Mathematics
Find the sum.78.405 + 10.6 + 6.167 + 40.49
A. 135.762 B. 136.662 C. 135.672 D. 135.662
Mathematics