Divide and simplify.-  ÷ 

A.
B. - 
C. - 
D.


Answer: B

Mathematics

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Find the curvature of the curve r(t).r(t) = (3 + ln(sec t))i + (9 + t)k, -?/2 < t < ?/2

A. ? = 1 - cos t B. ? = cos t C. ? = sin t D. ? = -cos t

Mathematics

Use l'Hopital's Rule to evaluate the limit.

A. - 
B.
C. 0
D.

Mathematics

Find the indicated term of the arithmetic sequence.$64, $79.02, $94.04, . . . ;25th term

A. $379.42 B. $424.48 C. $409.46 D. $394.44

Mathematics

Solve the problem.Let the number of gallons G of water drained from a pool after t hours be given by  for   (i) Find G(t + h).   (ii) Find the difference quotient. Interpret your result.

A. (i) 3125 - 125t + h (ii) 1; the pool is being emptied at a constant rate of 1 gal/hr. B. (i) 3125 - 125t + 125h (ii) -125; the pool is being emptied at a constant rate of 125 gal/hr. C. (i) 3125 - 125t - 125h (ii) -125; the pool is being emptied at a constant rate of 125 gal/hr. D. (i) 3125 - 125t + 125h (ii) 125; the pool is being emptied at a constant rate of 125 gal/hr.

Mathematics