Evaluate
2\sqrt{19}\approx 8.717797887
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\sqrt{88-6-8+\frac{4}{2}}
Multiply 22 and 4 to get 88.
\sqrt{82-8+\frac{4}{2}}
Subtract 6 from 88 to get 82.
\sqrt{74+\frac{4}{2}}
Subtract 8 from 82 to get 74.
\sqrt{74+2}
Divide 4 by 2 to get 2.
\sqrt{76}
Add 74 and 2 to get 76.
2\sqrt{19}
Factor 76=2^{2}\times 19. Rewrite the square root of the product \sqrt{2^{2}\times 19} as the product of square roots \sqrt{2^{2}}\sqrt{19}. Take the square root of 2^{2}.
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