-2h^2+3=0

Solution for -2h^2+3=0 equation:

Simplifying
-2h2 + 3 = 0

Reorder the terms:
3 + -2h2 = 0

Solving
3 + -2h2 = 0

Solving for variable 'h'.

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

Add '-3' to each side of the equation.
3 + -3 + -2h2 = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -2h2 = 0 + -3
-2h2 = 0 + -3

Combine like terms: 0 + -3 = -3
-2h2 = -3

Divide each side by '-2'.
h2 = 1.5

Simplifying
h2 = 1.5

Take the square root of each side:
h = {-1.224744871, 1.224744871}