30=2k^2*l^2

Solution for 30=2k^2*l^2 equation:

Simplifying
30 = 2k2 * l2

Multiply k2 * l2
30 = 2k2l2

Solving
30 = 2k2l2

Solving for variable 'k'.

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

Add '-2k2l2' to each side of the equation.
30 + -2k2l2 = 2k2l2 + -2k2l2

Combine like terms: 2k2l2 + -2k2l2 = 0
30 + -2k2l2 = 0

Add '-30' to each side of the equation.
30 + -30 + -2k2l2 = 0 + -30

Combine like terms: 30 + -30 = 0
0 + -2k2l2 = 0 + -30
-2k2l2 = 0 + -30

Combine like terms: 0 + -30 = -30
-2k2l2 = -30

Divide each side by '-2l2'.
k2 = 15l-2

Simplifying
k2 = 15l-2

Take the square root of each side:
k = {-3.872983346l-1, 3.872983346l-1}