Use the formula for the general term (the nth term) of a geometric sequence to find the indicated term of the sequence with the given first term, a1, and common ratio, r.Find a11 when a1 = 1000, r = 
.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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For the smooth curve r(t), find the parametric equations for the line that is tangent to r at the given parameter value 
r(t) = (5 tan t)i - (3 sin t)j + (4 cos2 t)k ; t0 = 
A. x = 5 + 10t, y = -
+ 
t, z = 2 + 4t
B. x = 5 + 10t, y = -
- 
t, z = 2 - 4t
C. x = 5 + 10t, y = -
- 
t, z = 4 - 4t
D. x = 10 + 5t, y = -
- 
t, z= -4 + 2t
Mathematics
Evaluate.
2
A. 
B. - 
C. 
D. - 
Mathematics
Solve the problem.To solve the rational inequality 
? 2 you can first write the inequality with 0 on one side and the other side expressed as a single fraction. Give the solution.
A. 
B. 
C. 
D. 
Mathematics
Simplify.
A. 
B. - 
C. 
D. 
Mathematics