I'm having trouble understanding how to simplify the following radical expression.
$$\sqrt{3087}$$
Could someone please help me understand how to?
How do I Simplify a radical expressions
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$\begingroup$
radicals
square-numbers
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2Can you provide us with an example of a radical expression you are having trouble with ? – 2017-02-13
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0the square root of 3087 – 2017-02-13
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0Ok, so, are there any square number factors in $3087$? – 2017-02-13
2 Answers
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$$\sqrt{3087}=\sqrt{3^2\cdot 7^3}=\sqrt{3^2}\cdot \sqrt{7^2}\cdot \sqrt{7}=3\cdot 7\cdot \sqrt{7}=21\sqrt{7}$$
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It' just $\sqrt{3087}=21\sqrt7$
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2A bit more informations could be helpful for the asker ... – 2017-02-13