Question

What's the answer ? - 30} " alt=" \sqrt{255 - 30} " align="absmiddle" class="latex-formula">
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Answer 1

Answer:

$\sqrt 255-30$

= -14.0312805773

Answer 2

Answer:

$\sqrt{255 - 30}$

$\sqrt{225}$

$\sqrt{15²}$

=±15 is a required answer