Graph the hyperbola.y2 - 16x2 = 64
A. 
B. 
C. 
D. 
Answer: B
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Express the integrand as a sum of partial fractions and evaluate the integral.
dx
A. ln 
- 
+ C
B. ln 
- 
+ 
+ C
C. ln 
+ 
+ C
D. ln 
- 
+ 
+ C
Solve the problem.A farmer has 1500 feet of fence with which to fence a rectangular plot of land. The plot lies along a river so that only three sides need to be fenced. Estimate the largest area that can be fenced.
A. 337,500 ft2 B. 281,250 ft2 C. 421,875 ft2 D. 225,000 ft2
In circle O, chords PQ and AB intersect at point E. Then
(a) ?AEQ = 0.5(?PEA + ?QEB). (b) (AE)(QE) = (BE)(PE). (c) AE/PE = QE/BE. (d) AP + PB = 180° (e) All of these are correct.
Solve the problem.Suppose that $5000 is invested at an interest rate of 5.7% per year, compounded continuously. What is the doubling time?
A. 12.2 years B. 13.2 years C. 2 years D. 11.2 years