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29.08.2020 •
Mathematics
How many solutions does the system have? { 5 x − y = 2 5 x − y = − 2 ⎩ ⎪ ⎪ ⎨ ⎪ ⎪ ⎧ 5x−y=2 5x−y=−2
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Ответ:
The scientific method is a process for experimentation that is used to explore observations and answer questions. Does this mean all scientists follow exactly this process? No. Some areas of science can be more easily tested than others.
hope it helps.