Question

$\\ x \times xy = 3 \\ y = x + 1$
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Answer 1

Объяснение:

$x \times xy = 3 \\ y = x + 1 \\ x {}^{2} y = 3 \\ y = x + 1 \\ x {}^{2} \times x + 1 = 3\\ x {}^{3} + 2 \\ x = \sqrt[3]{2}$