July 2022 2 8 Report
100 баллов, объясните пошагово пожалуйста.
3. (5x/y² + y/x²) / (x/y²-5y/x²) при y/x=1 (отв: -2.5)
4. (x/y+1)²-2+(x/y-1)² при x=0.25, y=0.5 (отв: 1/2)
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