Solve the problem.How much pure acid should be mixed with 6 gallons of a 50% acid solution in order to get an 80% acid solution?
A. 3 gal
B. 15 gal
C. 9 gal
D. 24 gal
Answer: C
Mathematics
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Rationalize the denominator.
A. 324
B. 324
C. 324
D. 324
Mathematics
Rationalize the denominator and simplify.
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.
log2(x + 6) = log8(3x)
A. {3} B. ? C. {3, 0} D. {9}
Mathematics
Provide an appropriate response.The region shown here is to be revolved about the line x = 3 to generate a solid. Which of the methods (disk, washer, shell) could you use to find the volume of the solid? How many integrals would be required in each case?x = - y2 
What will be an ideal response?
Mathematics