z^2-2(-1)=0

Solution for z^2-2(-1)=0 equation:

Simplifying
z2 + -2(-1) = 0

Multiply -2 * -1
z2 + 2 = 0

Reorder the terms:
2 + z2 = 0

Solving
2 + z2 = 0

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '-2' to each side of the equation.
2 + -2 + z2 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + z2 = 0 + -2
z2 = 0 + -2

Combine like terms: 0 + -2 = -2
z2 = -2

Simplifying
z2 = -2

Reorder the terms:
2 + z2 = -2 + 2

Combine like terms: -2 + 2 = 0
2 + z2 = 0

The solution to this equation could not be determined.