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sukiyoshi10
20.09.2020 •
Mathematics
What is the row operation that belongs before step 4 in order to get that matrix? A) R1 +2R2 = R1 B) 2R2 - R1 = R1 C) R1 + (1/2)R2 = R1 D) (1/2)R2 - R1 = R1
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Ответ:
When studying a random sample of the population, you are studying one of many (generally the same) flying squirrels that live. This small selection represents the whole population, (because as said before, they are generally the same). In this way, you can assume that the small section that you picked is going to represent the entire flying squirrel population.