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$5 x \sqrt{2} - 2 \sqrt{2} + 2 x \sqrt{2}$

Langkah 1

Tambahkan $5 x \sqrt{2}$ dan $2 x \sqrt{2}$ .

$7 x \sqrt{2} - 2 \sqrt{2}$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$