We know that 1 = 1
= (-1) * (-1)
= (-1)2
Take squre root on both sides,
sqrt{1} = sqrt { (-1)2}
So ......... 1 = -1
Is the number system wrong???!!!!
We know that 1 = 1
= (-1) * (-1)
= (-1)2
Take squre root on both sides,
sqrt{1} = sqrt { (-1)2}
So ......... 1 = -1
Is the number system wrong???!!!!