Write the fraction as an equivalent fraction with the given denominator.
with a denominator of 14
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve the problem.Let f(x) = 
. Find a function y = g(x) so that (f ? g)(x) = x.
A. g(x) = 
B. g(x) = 
C. g(x) = 
D. g(x) = x(x - 7)
Mathematics
Solve the problem.Suppose the government wants to impose a tax on fossil fuels to reduce carbon emissions. The cost benefit is modeled by 
where x represents the dollars of tax per ton of carbon emitted and P represents the percent reduction in emissions of carbon. (P is in decimal form.) Determine P when 
Round to three decimal places.
A. -0.14 B. -0.235 C. 0.239 D. 1.761
Mathematics
Simplify the expression. Assume that all variables are positive.
A. 5
B. 
C. 3
D. 5
Mathematics
Solve.x2 - 36y2 = 49x + 6y = 4
A. 
B. 
C. 
D. No real solutions exist.
Mathematics