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Calculate the value
Answer
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$4$
Calculate the value
$2 \color{#FF6800}{ + } \sqrt{ \color{#FF6800}{ 5 } } + 2 \color{#FF6800}{ - } \sqrt{ \color{#FF6800}{ 5 } }$
$ $ Remove the two numbers if the values are the same and the signs are different $ $
$2 + 2$
$\color{#FF6800}{ 2 } \color{#FF6800}{ + } \color{#FF6800}{ 2 }$
$ $ Add $ 2 $ and $ 2$
$\color{#FF6800}{ 4 }$
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