Use the formula for the nth term of a geometric sequence to find the indicated term of the sequence with the given first term, a, and common ratio, r.Find a12 when a = -4, r = -2.
A. 8196
B. -26
C. 8192
D. -16,384
Answer: C
Mathematics
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Subtract.5857
A. 641 B. 645 C. 5645 D. 621
Mathematics
Write the decimal as a fraction or mixed number in lowest terms.0.0004
A. 
B. 
C. 
D. 
Mathematics
Use a graphing calculator to graph the piecewise-defined function, using the window indicated.f(x) = 
; window [-2, 5] by [-1, 6]
A. 
B. 
C. 
D. 
Mathematics
Use the graph to find the horizontal asymptote, if any, of the function. 
A. y = 0 B. no horizontal asymptotes C. y = -2, y = 2 D. x = -2, x = 2, y = 0
Mathematics