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Formula
Calculate the value
Answer
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$- \sqrt{ 7 } -2 \sqrt{ 7 }$
$- 3 \sqrt{ 7 }$
Calculate the value
$\color{#FF6800}{ - } \sqrt{ \color{#FF6800}{ 7 } } \color{#FF6800}{ - } \color{#FF6800}{ 2 } \sqrt{ \color{#FF6800}{ 7 } }$
$ $ Calculate between similar terms $ $
$\color{#FF6800}{ - } \color{#FF6800}{ 3 } \sqrt{ \color{#FF6800}{ 7 } }$
Solution search results
search-thumbnail-$5\dfrac {1} {7}- \begin{cases} 3\dfrac {3} {10}\div \left(2\dfrac {y} {5} \\ - \end{cases} $ $-\dfrac {7} {10}\right)\right)\right)$
1st-6th grade
Calculus
search-thumbnail-$\left(2\right)$ $\dfrac {4} {5}-1\dfrac {2} {5}=$ 
$\left(3\right)$ $\dfrac {1} {7}-2\dfrac {5} {7}=$ 
$\left(4\right)$ $\dfrac {5} {7}-2\dfrac {1} {7}=$ 
$\left(5\right)$ $\dfrac {2} {7}-3\dfrac {3} {7}=$ 
$\left(6\right)$ $\dfrac {3} {7}-3\dfrac {2} {7}=$
1st-6th grade
Algebra
search-thumbnail-$N$ $7+2\sqrt{\vec{10} } $ $+\sqrt{7} -2\sqrt{1} 0$ 
$-$ 
$\sqrt{7} -$ $+2\sqrt{\vec{1O} } $ $-$ $\sqrt{7} -2\sqrt{10} $
10th-13th grade
Algebra
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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