выполните действия:
1. (a^2)-2
2. (cb^-2)^-2
3. (2c^-3)^3
4. (a^3/b^2)^-1
5 (2x^-4/ y^3)
1. (a^2)-2
2. (cb^-2)^-2
3. (2c^-3)^3
4. (a^3/b^2)^-1
5 (2x^-4/ y^3)
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Answers & Comments
2. (сb^-2)^-2=b^4/c^2
3. (2c^-3)^3=8/c^9
4. (a^3/b^2)^-1=b^2/a^3
5. (2x^-4/y^3)=2/x^4y^3