I'm stuck in a very simple problem . But, I could not find an answer in the books. That's why I want to ask MSE.
Why is not this correct (according to Wolfram Alpha) ?
6√−1=√3√−1=√−1=i
3√−1=−1, Because, (−1)3=−1.
Where is the mistake?
I'm stuck in a very simple problem . But, I could not find an answer in the books. That's why I want to ask MSE.
Why is not this correct (according to Wolfram Alpha) ?
6√−1=√3√−1=√−1=i
3√−1=−1, Because, (−1)3=−1.
Where is the mistake?
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