Find the nth term {an} of the geometric sequence. When given, r is the common ratio.-6, -12, -24, -48, -96, ...
A. an = -6 ? 2n
B. an = a1 + 2n
C. an = -6 ? 2n
D. an = -6 ? 2n-1
Answer: D
Mathematics
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B. ? = 
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Express the following using negative exponents.
A. 3-b-1 B. b-3 C. 3-b D. b3
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Solve the rational inequality.
> 0
A. (0, ?)
B. 
C. 
D. 
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Find all zeros of the function and write the polynomial as a product of linear factors.f(x) = x3 + 5x2 + 4x - 10
A. f(x) = (x + 1)(x + 3 + i
)(x - 1 - i
)
B. f(x) = (x - 1)(x + 3 + i)(x + 3 - i)
C. f(x) = (x - 1)(x + 3 + i
)(x + 3 - i
)
D. f(x) = (x - 1)(x + 3 + i)(x - 3 - i)
Mathematics