Verified answer

Ответ:

[tex] \frac{2k { }^{3} - 8zk {}^{2} }{3z(k - 4z)} \\ \\ \frac{2k {}^{2} (k - 4z)}{3z(k - 4z)} \\ \\ \frac{2k {}^{2} }{3z} [/tex]

Объяснение:

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