3 years ago

Is the square root of 75 a rational or irrational number?

1 answer:

4 0

$\sqrt{75}=\sqrt{25\cdot3}=\sqrt{25}\cdot\sqrt3=5\cdot\sqrt3=\boxed{5\sqrt3}\\\\\sqrt{75}\ is\ irrational\ number\ because\ \sqrt3\ is\ irrational\ number.$

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