2(16-81k^2)=0

Solution for 2(16-81k^2)=0 equation:

Simplifying
2(16 + -81k2) = 0
(16 * 2 + -81k2 * 2) = 0
(32 + -162k2) = 0

Solving
32 + -162k2 = 0

Solving for variable 'k'.

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

Add '-32' to each side of the equation.
32 + -32 + -162k2 = 0 + -32

Combine like terms: 32 + -32 = 0
0 + -162k2 = 0 + -32
-162k2 = 0 + -32

Combine like terms: 0 + -32 = -32
-162k2 = -32

Divide each side by '-162'.
k2 = 0.1975308642

Simplifying
k2 = 0.1975308642

Take the square root of each side:
k = {-0.444444444, 0.444444444}