Ответ:
1. 2х-5у
2. (а+0.6с)²
3. х³+у²
4. (m-n)²
5. m²-n²
6. 0.7*(-0.6)= -0.42
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Ответ:
1. 2х-5у
2. (а+0.6с)²
3. х³+у²
4. (m-n)²
5. m²-n²
6. 0.7*(-0.6)= -0.42