Find the nth term an of the geometric sequence.an = 
; 3, - 
, 
, . . . .
A. n = 6
B. n = 9
C. n = 11
D. n = 4
Answer: A
Mathematics
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A. (4, -4) B. (-5, -4) C. (-5, 4) D. (4, -5)
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Solve the problem.Given f(x) = 
and h(x) = 
, find 
.
A. 
B. 
C. 
D. 
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Use the right triangle shown below and find the missing length. Give an exact answer and a decimal approximation rounded to two decimal places. 
b = 36, c = 39
A. a = 15, -15 B. a = 45 C. a = 225 D. a = 15
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Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.(x-8y6)-8z6
A. 
B. 
C. 
D. 
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