wrolle
20.10.2020 •
Mathematics
Choose the expression that is equal to 28.3.
33 + 27.2 – 6.8 + 24 – 3.1
33 + 27.2 – (6.8 + 24 – 3.1)
[33 + (27.2 – 6.8)] + 24 – 3.1
33 + 27.2 – (6.8 + 24) – 3.1
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Ответ:
well we have √2x-4= 1+√x+5. Squaring 2x-4=1+(x+5)+2√x+5