Вопрос в картинках...

Question

Решите задачу:

Comments

k(x+6*k(x-9)) + k(x-6 * k(x-9)) = 6

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(k(x+6*k(x-9)) + k(x-6 * k(x-9)))^2 = 6^2

Answer 1

I hope this helps you

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