2 years ago

<• ¥ Pls HELP me!! ¥ • > Pls help me figure out the 3 boxes left pls help me

Mathematics

1 answer:

Sonja [21]2 years ago

8 0

Step-by-step explanation:

divide equation by 2

subtract 6

-x

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What is the square root of 625

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$De finition:\\\sqrt{a}=b\ \iff b^2=a\\=====================\\\\$

$625|5\\125|5\\.\ 25|5\\.\ \ 5|5\\.\ \ 1|\\\\625=5\times5\times5\times5=5^2\times5^2\\\\\sqrt{625}=\sqrt{5^2\times5^2}=(*)\\-------------------------------\\use:\ \sqrt{a\times b}=\sqrt{a}\times\sqrt{b}\ and\ \sqrt{a^2}=a\ for\ a\geq0\\-------------------------------\\(*)=\sqrt{5^2}\times\sqrt{5^2}=5\times5=\boxed{25}$

$Other\ solution:\\\\\sqrt{625}=25\ because\ 25^2=25\times25=625$

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3 years ago

<~~• ¥ Pls HELP me!! ¥ • ~~> Pls help me figure out the 3 boxes left pls help me

<• ¥ Pls HELP me!! ¥ • > Pls help me figure out the 3 boxes left pls help me