July 2022 1 1 Report
Упростите выражение и найдите его значение (знак ^ означает возведение в степень):

343y^3 - (7y + 3z) * (49y^2 - 21yz + 9z^2); при y = 48? z = 2/3.

24
- 24
72
- 72
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