Comments by "Fhf Fhf" (@fhffhff) on "Свежий" channel.

  1. X=cosu,u[0;π],dx=-sinudu $(-1-cosu)du=-u-sinu+c=-arccosx-√(1-x²)+c
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  2. Нет то ли 5, то ли 14, то ли 23, то ли 29.89 84/3=28=23+5× 25=12+13,50=5+6+12+23+29✓ 66/3=22×,20×
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  3. Мин=√13+2√13=3√13
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  4. Х+у=8,6х+8у=54 х=5,у=3
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  5. 4/150/10⁶=(4-h)/s=h/(150*10⁶-s), s=37,5*10⁶(4-h),s=100,h=3'999,997(m)
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