24-06-2020
Mathematics

contestada

Help! I need to know if 7√3+2√9 is rational or irrational

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osikbro osikbro

24-06-2020

Answer:

Irrational

Step-by-step explanation:

[tex]7\sqrt{3}+2\sqrt{9}= \\\\7\sqrt{3}+2(3)= \\\\6+7\sqrt{3}[/tex]

Therefore, this is irrational. Hope this helps!

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