Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.
A. 
B. x24
C. x4
D. x10
Answer: C
Mathematics
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Solve the problem.Suppose that the parametrized plane curve C: (f(u), g(u)) is revolved about the x-axis, where g(u) > 0 and a ? u ? b. Show that the surface area of the surface of revolution is 2?
du
What will be an ideal response?
Mathematics
Solve the following system by any appropriate method. If there is no real number solution, so state.x2 + 6y2 = 7x2 - y2 = 1
A. 
, 
, 
, 
B. 
, 
, 
, 
C. 
, 
, 
, 
D. no real solution
Mathematics
Graph the equations of the system. Then solve the system to find the points of intersection.
What will be an ideal response?
Mathematics
Write a formula for the general term (the nth term) of the geometric sequence.- 
, 
, - 
, 
, . . .
A. an = - 
n - 1
B. an = 
n - 1 + 
C. an = - 
- 
(n - 1)
D. an = - 
n - 1
Mathematics