(3-2k)(3+2k)=

Solution for (3-2k)(3+2k)= equation:

Simplifying
(3 + -2k)(3 + 2k) = 0

Multiply (3 + -2k) * (3 + 2k)
(3(3 + 2k) + -2k * (3 + 2k)) = 0
((3 * 3 + 2k * 3) + -2k * (3 + 2k)) = 0
((9 + 6k) + -2k * (3 + 2k)) = 0
(9 + 6k + (3 * -2k + 2k * -2k)) = 0
(9 + 6k + (-6k + -4k2)) = 0

Combine like terms: 6k + -6k = 0
(9 + 0 + -4k2) = 0
(9 + -4k2) = 0

Solving
9 + -4k2 = 0

Solving for variable 'k'.

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

Add '-9' to each side of the equation.
9 + -9 + -4k2 = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -4k2 = 0 + -9
-4k2 = 0 + -9

Combine like terms: 0 + -9 = -9
-4k2 = -9

Divide each side by '-4'.
k2 = 2.25

Simplifying
k2 = 2.25

Take the square root of each side:
k = {-1.5, 1.5}