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Formula
Calculate the value
Answer
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$9- \sqrt{ 27 }$
$9 - 3 \sqrt{ 3 }$
Calculate the value
$9 - \sqrt{ \color{#FF6800}{ 27 } }$
$ $ Organize the part that can be taken out of the radical sign inside the square root symbol $ $
$9 - \left ( \color{#FF6800}{ 3 } \sqrt{ \color{#FF6800}{ 3 } } \right )$
$9 \color{#FF6800}{ - } \left ( \color{#FF6800}{ 3 } \sqrt{ \color{#FF6800}{ 3 } } \right )$
$ $ Get rid of unnecessary parentheses $ $
$9 \color{#FF6800}{ - } \color{#FF6800}{ 3 } \sqrt{ \color{#FF6800}{ 3 } }$
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