Question

Why does x square + 1 have no zeroes?

Answer 1

Answer:

x^2 + 1 = 0

x^2 = -1

x = root -1

And, we know that root of a negative number is not possible!

So, this eq. has no real roots! Though, imaginary roots might exist for such equations.

Answer 2

Answer:

x^2+1=0

x^2=-1

x=square root of 1

Ans x=-1