Solve the problem.A region in the first quadrant is bounded above by the curve y = cosh x, below by the curve 
on the left by the y-axis, and on the right by the line 
Find the volume of the solid generated by revolving the region about the x-axis.
A. 5?
B. 0
C. 2?
D. 
Answer: A
Mathematics
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Using the horizontal-line test, determine whether the function is one-to-one.f(x) = x3 - 3x + 1
A. Yes B. No
Mathematics
Solve the inequality and give the solution set.x + 3 ? 5 and x + 3 > -6
A. {x |-3 < x ? 8} B. {x |-9 < x ? 2} C. {x |-9 ? x < 2} D. {x |-3 ? x < 8}
Mathematics
Solve the equation.
= 1 - 3y
A. 
B. - 
C. 
D. 
Mathematics
Jerry buys a $2,700 motorcycle on a deferred payment plan. There is no down payment and no interest for eighteen months. Jerry must make a minimum payment of $75 a month. To avoid a retroactive APR of 21%, he must pay the balance in full before the 18 months has passed. If he pays $75 each month, how much should he pay the last month to avoid the interest charges?
A. $1,350 B. $1,425 C. $1,500 D. $2,075
Mathematics