What is (2/(sqrt(2))}{\frac{sqrt(2-1))/2}-4 ?

The solution to (2/(sqrt(2))}{\frac{sqrt(2-1))/2}-4 is 2sqrt(2)-4

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simplify (2/(sqrt(2))}{\frac{sqrt(2-1))/2}-4

simplify

\frac{\frac{2}{2}}{\frac{2 - 1}{2}} - 4

22 - 4

Decimal Notation

- 1.17157 \dots

Solution steps

\frac{\frac{2}{2}}{\frac{2 - 1}{2}} - 4

\frac{\frac{2}{2}}{\frac{2 - 1}{2}} = 2 \cdot 2

= 2 \cdot 2 - 4

= 22 - 4

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What is (2/(sqrt(2))}{\frac{sqrt(2-1))/2}-4 ?
The solution to (2/(sqrt(2))}{\frac{sqrt(2-1))/2}-4 is 2sqrt(2)-4