The initial value of one exponential function is 40, and the growth factor is 1.05. The initial value of a second exponential function is 90, and the decay factor is 0.95. If 
is the independent variable for both functions, for what value of t are the two functions equal? Round your answer to two decimal places.
?
A. ?
B. 
C. 
D. 
Answer: D
Mathematics
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Find the limit of the sequence if it converges; otherwise indicate divergence.an = 7 + (0.7)n
A. 8 B. 7 C. 7.7 D. Diverges
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Identify the number as prime, composite, or neither.126
A. Neither B. Prime C. Composite
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Find the standard deviation.1, 2, 14, 29, 38, 41, 45
A. 24.3 B. 17.2 C. 294.8 D. 29
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Find a symbolic representation for f-1(x).f(x) = (x - 9)2
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
+ 9
D. Not a one-to-one function
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