<PRE><B>Question 477099</B>
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What gives you the idea that you can square a fraction and not change the value?


If you want to rationalize your denominator, you can multiply the fraction by 1 in the form of the denominator divided by itself.


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ \frac{5}{i}\ =\ \left(\frac{5}{i}\right)\left(\frac{i}{i}\right)\ =\ \frac{5i}{-1}\ =\ -5i]


John
*[tex \LARGE e^{i\pi} + 1 = 0]
My calculator said it, I believe it, that settles it
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