Mathematics, 07.11.2021 14:00 2023greenlanden
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 2.3 years, and standard deviation of 0.7 years. The 7% of items with the shortest lifespan will last less than how many years? Give your answer to one decimal place.
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Choose the number sentence that shows the identity property of addition. a. 122 = 61 + 61 b. 62 = 1 + 61 c. 61 = 0 + 61
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Which of these triangle pairs can be mapped to each other using two reflections?
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Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)
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