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Simplify √72+√800-√18

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Simplify √72+√800-√18

Posted by Lachu Gachu 8 years, 5 months ago

CBSE > Class 09 > Mathematics

1 answers

Amar Kumar 8 years, 5 months ago

{tex}\eqalign{ & = \sqrt {36 \times 2} + \sqrt {400 \times 2} - \sqrt {2 \times 9} \cr & = 6\sqrt 2 + 20\sqrt 2 - 3\sqrt 2 \cr & = 26\sqrt 2 - 3\sqrt 2 \cr & = 23\sqrt 2 \cr} {/tex}

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CBSE > Class 09 > Mathematics