1=-1( what is the error?)?

Question: root a *root b= root a*b so, root-1*root-1= root-1*-1= root1= 1 and also, root a^2=a, so: root-1*root-1= root(-1)^2= -1 so, -1= 1 But there is an error in here, what is it? Best Answers: Answer by dhawalmehta55what is root-1 ??? root of -1 is imaginary nos……… Answer by Scranderberryroot(-1)^2 can also = 1 if […] PR News Crimovies