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Formula
Calculate the value
Answer
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$2 \sqrt{ 5 } +7 \sqrt{ 5 }$
$9 \sqrt{ 5 }$
Calculate the value
$\color{#FF6800}{ 2 } \sqrt{ \color{#FF6800}{ 5 } } \color{#FF6800}{ + } \color{#FF6800}{ 7 } \sqrt{ \color{#FF6800}{ 5 } }$
$ $ Calculate between similar terms $ $
$\color{#FF6800}{ 9 } \sqrt{ \color{#FF6800}{ 5 } }$
Solution search results
search-thumbnail-$\left(5s^{5}+7s^{4}+7s+3\right)+\left(7s^{5}-7s^{4}\right)$ 
A $12s^{5}+7s+3$
10th-13th grade
Other
search-thumbnail-The rationalizing factor of \sqrt{23} is 
$°$ $Options^{°}$ $0$ 
A 24 
23 
C \sqrt{23} 
D None of these
7th-9th grade
Other
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