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Venti17
@Venti17
August 2022
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Помогите пожалуйста..
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1. (a+7b)³=a³+21a²b+147ab²+343b³
2. (p-5)³=p³-15p²+75p-125
3.(2x+3)³= 8x³+36x²+54x+27
4. (1+2a)³=1+6a+12a²+8x³
5. (2n+5m)³=8n³+60n²m+150nm²+125m³=8n³+60mn²+150m²n+125m³
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Answers & Comments
2. (p-5)³=p³-15p²+75p-125
3.(2x+3)³= 8x³+36x²+54x+27
4. (1+2a)³=1+6a+12a²+8x³
5. (2n+5m)³=8n³+60n²m+150nm²+125m³=8n³+60mn²+150m²n+125m³