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Forum: Homework Help 2019-09-29, 16:23
Replies: 13
Views: 6,395
Posted By wildrabbitt
Thanks. Is the case of \(i^i\) ...

Thanks.



Is the case of \(i^i\)



....which gives an infinity of real values, one for each integer value of n.
Forum: Homework Help 2019-09-29, 12:34
Replies: 13
Views: 6,395
Posted By wildrabbitt
Can you explain how in \( 64^3 =...

Can you explain how in



\( 64^3 = e^{3log(64)} \)


the real-valued logarithm is defined by an integral and what the integral is?
Forum: Homework Help 2019-09-28, 13:42
Replies: 13
Views: 6,395
Posted By wildrabbitt
I knew the definition of root x as a function is...

I knew the definition of root x as a function is the positive root but still I was bamboozled by the statement I wrote (I read it somewhere).


Is the same true for \(x^4\)?


-1^4 = |-1| = 1
...
Forum: Homework Help 2019-09-27, 21:48
Replies: 13
Views: 6,395
Posted By wildrabbitt
Thanks very much. I feel relieved.

Thanks very much. I feel relieved.
Forum: Homework Help 2019-09-27, 21:20
Replies: 13
Views: 6,395
Posted By wildrabbitt
Can some explain this?

I don't understand why \( \sqrt{ab}=\sqrt{a}\sqrt{b} \) fails for negative a and b.


e.g


\(...
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