$\sqrt{72}$ *3 $\sqrt{45}$
You asked:
Evaluate the expression: \(\sqrt{72} \cdot 3 \cdot \sqrt{45}\)
MathBot Answer:
\[\sqrt{72} \cdot 3 \cdot \sqrt{45} = 54 \sqrt{10} \approx 170.7629936490924839279402513993668\]
\[\begin{aligned}\sqrt{72} \cdot 3 \cdot \sqrt{45}& = 6 \cdot \sqrt{2} \cdot 3 \cdot \sqrt{45}\\& = 6 \cdot \sqrt{2} \cdot 3 \cdot 3 \cdot \sqrt{5}\\& = 18 \cdot \sqrt{2} \cdot 3 \cdot \sqrt{5}\\& = 54 \cdot \sqrt{10}\end{aligned}\]