Write a formula for the nth term of the geometric sequence.3, -9, 27, -81, 243, . . .
A. an = 3(-3n)
B. an = 3(-3)n - 1
C. an = 3(-3)n
D. an = a1 - 3n
Answer: B
Mathematics
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A. 
B. 
C. 
D. 
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Find the quotient.
÷ 
A. 
B. 
C. 
D. 
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Find the absolute value.
A. -523 B. 52.3 C. 0 D. 523
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Evaluate the expression.
A. 2 B. 3 C. 6 D. undefined
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