√468-√68
asked by guest on Mar 30, 2025 at 4:52 am
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MathBot Answer:
468−68=−217+613≈13.38709640154861465907250789287482\sqrt{468} - \sqrt{68} = - 2 \sqrt{17} + 6 \sqrt{13} \approx 13.38709640154861465907250789287482468−68=−217+613≈13.38709640154861465907250789287482
468−68=6⋅13−68=6⋅13−2⋅17=−2⋅17+6⋅13\begin{aligned}\sqrt{468} - \sqrt{68}&=6 \cdot \sqrt{13} - \sqrt{68}\\&=6 \cdot \sqrt{13} - 2 \cdot \sqrt{17}\\&=-2 \cdot \sqrt{17} + 6 \cdot \sqrt{13}\end{aligned}468−68=6⋅13−68=6⋅13−2⋅17=−2⋅17+6⋅13
