How do you simplify $sqrt 5(10 - 4 sqrt2)$ ?

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Answer 1 · 2015-06-13T12:17:20

$= color(blue)(10sqrt5 -4sqrt10$

$color(red)(sqrt5)(10 - 4sqrt2)$

Multiplying $color(red)sqrt5$ with each term within the brackets.

$=color(red)(sqrt5) .10 - color(red)(sqrt5).4sqrt2$
$= color(blue)(10sqrt5 -4sqrt10$

How do you simplify sqrt 5(10 - 4 sqrt2)sqrt 5(10 - 4 sqrt2)?