Find the derivative of the function.f(x) = log8 (x7 + 1)
A. 
B. 
C. 
+ 7x6
D. 
Answer: B
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Find the volume of the indicated region by an iterated integration.The region bounded by the surface 
, the cylinder 
, and the 
A. 
?
B. 5000?
C. 
?
D. 2500?
Solve the problem.The kinetic energy E of an electron in a television picture tube is given by 
where E is in joules, m is the mass of the electron in kilograms, and v is its speed in meters per second. Find the kinetic energy of an electron if its speed is 
(The mass of an electron is 
A. 4.37 × 10-19 J B. 4.46 × 10-24 J C. 8.75 × 10-17 J D. 4.37 × 10-17 J
Find the total cost of the stock purchase assuming a commission of $7.95.180 shares at $22.50
A. $4057.95 B. $4050.00 C. $4067.95 D. $4047.95
Use calculus and a graphing calculator to find the approximate location of all relative extrema.f(x) = 0.1x3 -15x2 + 61x + 43
A. Approximate local maximum at 2.076; approximate local minimum at 97.924 B. Approximate local minimum at -97.924; approximate local maximum at -2.076 C. Approximate local maximum at -97.924; approximate local minimum at -2.076 D. Approximate local minimum at 2.076; approximate local maximum at 97.924