Question

One root of z^2 +2z+1=0

Answer 1

Answer:

hope it is helpful

follow me

Answer 2

Step-by-step explanation:

⚫

${z}^{2} + 2z + 1$

${z}^{2} + z + z + 1$

$z(z + 1) + 1(z + 1)$

$(z + 1)(z + 1)$

$z = - 1 \:and \: - 1$

Thanks ❤

#kanika..

Follow Me ✊☺