What is expand (2(31+4sqrt(10)))/9 ?

The solution to expand (2(31+4sqrt(10)))/9 is 62/9+(8sqrt(10))/9

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expand (2(31+4sqrt(10)))/9

expand

\frac{2 ( 31 + 4 10 )}{9}

\frac{62}{9} + \frac{8 10}{9}

Decimal Notation

9.69980 \dots

Solution steps

\frac{2 ( 31 + 4 10 )}{9}

Expand

2 (31 + 410) : 62 + 810

= \frac{62 + 8 10}{9}

Apply the fraction rule:

\frac{a \pm b}{c} = \frac{a}{c} \pm \frac{b}{c}

\frac{62 + 8 10}{9} = \frac{62}{9} + \frac{8 10}{9}

= \frac{62}{9} + \frac{8 10}{9}

π r^{2} (108 - 2 π r)

2 (arctan (tan (t)) + \frac{π}{4})

\frac{2 ( - 1 ) ^{k + 1} + ( - 1 ) ^{k} - 1}{2}

(1 + 3 \cdot i)^{4}

\frac{9}{4 x ( 5 x + 3 )}

What is expand (2(31+4sqrt(10)))/9 ?
The solution to expand (2(31+4sqrt(10)))/9 is 62/9+(8sqrt(10))/9