Solve the equation.Solve for x: (ex)x ? e6 = e5x
A. {3}
B. {-3, -2}
C. {2}
D. {3, 2}
Answer: D
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Solve the problem.A drill bit used for oil exploration removes rock from a region bounded by y = 1, y = 0.07x5 - 4, and the y-axis, where the units are feet. Find the volume the drill bit sweeps out by revolving about the y-axis.
A. 62 ft3 B. 16 ft3 C. 87 ft3 D. 11 ft3
Use a calculator to find the value. Give answers as real numbers and round to 4 decimal places, if necessary.cos (cos-1(-0.9372))
A. -0.9372
B. 0.9372
C.
| 0 | .4686 |
D. -0.4686
Find the indicated composite for the pair of functions.Given f(x) = 
and g(x) = 
, find (f ? g)(x).
A. 
B. 
C. 
D. 
Find the present value of $20,000 due in 4 year(s) at the given rate of interest. Round your answer to the nearest dollar. ? 5% / year compounded monthly __________ ? 8% / year compounded daily __________ ?
A. $16,381, $14,523 B. $16,381, $24,418 C. $16,381, $27,542 D. $14,523, $24,418