Example

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

Question

$$\sqrt{ { \left((-17) \right) }^{ 2 } }$$

Answer

17

Solution


Remove parentheses.
\[\sqrt{{(-17)}^{2}}\]
Since the power of 2 is even, the result will be positive.
\[\sqrt{{17}^{2}}\]
Simplify.
\[17\]
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