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Mathematics, 09.08.2021 20:40 Tracic1972
Simplify the expression use only positive exponents:
1. 8x^2y^-2/x^-2y * (4xy^2)^-1/x^2y
2. 5^-4*5^-5/5^-6
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Answers: 3
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Mathematics, 22.06.2019 03:30
Atown recently dismissed 5 employees in order to meet their new budget reductions. the town had 5 employees over 50 years of age and 19 under 50. if the dismissed employees were selected at random, what is the probability that exactly 2 employees were over 50? express your answer as a fraction or a decimal number rounded to four decimal places.
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Simplify the expression use only positive exponents:
1. 8x^2y^-2/x^-2y * (4xy^2)^-1/x^2y
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