Question

1/3x2-27=0
Дробь 1/3х2( в квадрате) -27=0

Answer 1

$\frac{1}{3} x {}^{2} - 27 = 0 \\ x {}^{2} - 81 = 0 \\ x {}^{2} = 81 \\ x1 = - 9 \\ x2 = 9$

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