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CBSE Class 12-science Answered

i.i=1
Asked by | 19 Sep, 2008, 08:59: PM
Expert Answer

you can not write -1 * -1 = (-1)(-1) = 1 =1

because square root of negative numbers is not defined.

thats -1 = i which is a imaginary no.

Answered by | 19 Sep, 2008, 10:49: PM
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