Find the indicated sum. Use the formula for the sum of the first n terms of a geometric sequence.
A. -366
B. 12
C. -1230
D. 75
Answer: A
Mathematics
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Decide if the number is rational or irrational.-
A. Rational B. Irrational
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Plot the given point in a rectangular coordinate system.
A. 
B. 
C. 
D. 
Mathematics
Solve the equation or inequality.
? 0
A. {2, -2} B. (-?, 2] C. {2} D. ?
Mathematics
Evaluate -(-x) for the given value of x.x = - 
A. 
B. 
C. - 
D. - 
Mathematics