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Mathematics 9 Online
OpenStudy (korosh23):

How do you know if there is no restriction for the variable in this radical expression?

OpenStudy (korosh23):

The picture is coming in one moment.

OpenStudy (korosh23):

|dw:1423531328411:dw|

OpenStudy (korosh23):

How do you know if there is no restriction for the variable?

OpenStudy (anonymous):

Do you think there should be one? If then why?

OpenStudy (korosh23):

No there is not I just want to know why?

OpenStudy (korosh23):

Can someone please explain?

OpenStudy (anonymous):

\[\sqrt[3]{x}\] There are no restriction for x in this case. That is because x can be any number.

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