-z^2+11=0

Solution for -z^2+11=0 equation:

Simplifying
-1z2 + 11 = 0

Reorder the terms:
11 + -1z2 = 0

Solving
11 + -1z2 = 0

Solving for variable 'z'.

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

Add '-11' to each side of the equation.
11 + -11 + -1z2 = 0 + -11

Combine like terms: 11 + -11 = 0
0 + -1z2 = 0 + -11
-1z2 = 0 + -11

Combine like terms: 0 + -11 = -11
-1z2 = -11

Divide each side by '-1'.
z2 = 11

Simplifying
z2 = 11

Take the square root of each side:
z = {-3.31662479, 3.31662479}