Mathematics, 20.02.2020 19:19 browndariel
British scientists found fragments of single-celled algae called diatoms in the Earth's atmosphere at heights of around 16 miles. They conclude that these pieces of life must have come from an "extraterrestrial" source (in other words, another planet). Which of the 3-part claim analysis "formula" needs to be satisfied before this claim can be validated?
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Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?
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