Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$\sqrt{ 75 \times \sqrt{ 9 } }$$

Answer

15

Solution


Since \(3\times 3=9\), the square root of \(9\) is \(3\).
\[\sqrt{75\times 3}\]
Simplify  \(75\times 3\)  to  \(225\).
\[\sqrt{225}\]
Since \(15\times 15=225\), the square root of \(225\) is \(15\).
\[15\]
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