Simplify.(-5xy4)5
A. -25xy9
B. -3125x5y20
C. 25xy9
D. 3125x5y20
Answer: B
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Find the domain of the function.f(x) = ln 
A. (10, ?) B. (0, ?) C. (1, ?) D. (-10, ?)
Use the zero-exponent rule to simplify the expression.150
A. 0 B. 1 C. 15 D. -1
Indicate whether the expression is a polynomial or not a polynomial.8x
A. Polynomial B. Not a polynomial
Maria sees the growth of her business for the upcoming year as being tied to the gross domestic product (GDP). She believes that her business will grow (or contract) at the rate of 5%, 4.5%, 3%, 0%, or - 0.5% per year if the GDP grows (or contracts) at the rate of between 2 and 2.5%, between 1.5 and 2%, between 1 and 1.5%, between 0 and 1%, and between - 1 and 0%, respectively.
Maria has decided to assign a probability of 0.11, 0.23, 0.43, 0.19, and 0.04, respectively, to each outcome. At what rate does Maria expect her business to grow next year? Give your answer to three decimal places, if necessary. __________ %