10.24=4D^2

Solution for 10.24=4D^2 equation:

Simplifying
10.24 = 4D2

Solving
10.24 = 4D2

Solving for variable 'D'.

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

Add '-4D2' to each side of the equation.
10.24 + -4D2 = 4D2 + -4D2

Combine like terms: 4D2 + -4D2 = 0
10.24 + -4D2 = 0

Add '-10.24' to each side of the equation.
10.24 + -10.24 + -4D2 = 0 + -10.24

Combine like terms: 10.24 + -10.24 = 0.00
0.00 + -4D2 = 0 + -10.24
-4D2 = 0 + -10.24

Combine like terms: 0 + -10.24 = -10.24
-4D2 = -10.24

Divide each side by '-4'.
D2 = 2.56

Simplifying
D2 = 2.56

Take the square root of each side:
D = {-1.6, 1.6}