1.3z^2+1.56-5.265=0

Solution for 1.3z^2+1.56-5.265=0 equation:

Simplifying
1.3z2 + 1.56 + -5.265 = 0

Reorder the terms:
1.56 + -5.265 + 1.3z2 = 0

Combine like terms: 1.56 + -5.265 = -3.705
-3.705 + 1.3z2 = 0

Solving
-3.705 + 1.3z2 = 0

Solving for variable 'z'.

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

Add '3.705' to each side of the equation.
-3.705 + 3.705 + 1.3z2 = 0 + 3.705

Combine like terms: -3.705 + 3.705 = 0.000
0.000 + 1.3z2 = 0 + 3.705
1.3z2 = 0 + 3.705

Combine like terms: 0 + 3.705 = 3.705
1.3z2 = 3.705

Divide each side by '1.3'.
z2 = 2.85

Simplifying
z2 = 2.85

Take the square root of each side:
z = {-1.688194302, 1.688194302}