imherebro
imherebro imherebro
  • 21-04-2020
  • Mathematics
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I have two different answers

I have two different answers class=

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Аноним Аноним
  • 21-04-2020

If two roots have the same index, you can multiply their content:

[tex]\sqrt[3]{a}\cdot \sqrt[3]{b}=\sqrt[3]{ab}[/tex]

So, you have

[tex]\sqrt[3]{9x}\cdot\sqrt[3]{49x}=\sqrt[3]{9x\cdot 49x}=\sqrt[3]{441x^2}[/tex]

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