Solve the problem.Find the equation of a circle in standard form where C(6, -2) and D(-4, 4) are endpoints of a diameter.
A. (x + 1)2 + (y + 1)2 = 136
B. (x - 1)2 + (y - 1)2 = 34
C. (x - 1)2 + (y - 1)2 = 136
D. (x + 1)2 + (y + 1)2 = 34
Answer: B
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Find the volume of the indicated region.the region enclosed by the cylinder 
and the planes 
and 
A. 864? B. 432? C. 216? D. 648?
Simplify the expression using the order of operations.(-9)2 - 22
A. 85 B. -22 C. -77 D. 77
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. 1.776 B. -0.19 C. -0.218 D. 0.224
Find the midpoint of the line segment joining the points P1 and P2.P1 = (a, 2); P2 = (0, 3)
A. 
B. 
C. 
D. 