Find the sum of the infinite geometric series, if it exists.54 + 18 + 6 + 2 + . . .
A. 81
B. 78
C. does not exist
D. - 27
Answer: A
Mathematics
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Solve the problem.Find the point on the curve of intersection of the paraboloid 
and the plane 
that is farthest from the origin.
A. (2, -2, 2) B. (-2, -2, 2) C. (2, -2, -2) D. (-2, 2, 2)
Mathematics
Find all values of ?, if ? is in the interval [0, 360°) and has the given function value.cos ? = 
A. 135° and 225° B. 30° and 330° C. 225° and 315° D. 45° and 225°
Mathematics
Rewrite as a complex fraction and simplify.
A. 
B. 
C. 
D. 
Mathematics
Convert the equation given in rectangular form into polar form.x = 3
A. r = 3
B. r = 
C. r = 
D. cos ? = 3
Mathematics