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Mathematics, 21.06.2019 16:30
The average human heart beats 1.15 \cdot 10^51.15â‹…10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65â‹…10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.
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Mathematics, 21.06.2019 16:30
Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?
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Mathematics, 21.06.2019 19:00
Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective
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Mathematics, 21.06.2019 21:00
X+y=-4 x-y=2 use elimination with adding and subtraction
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Biology, 13.07.2019 10:00
History, 13.07.2019 10:00
Biology, 13.07.2019 10:00
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Social Studies, 13.07.2019 10:00
History, 13.07.2019 10:00
Physics, 13.07.2019 10:00
History, 13.07.2019 10:00
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Mathematics, 13.07.2019 10:00