(4(X^2))-3-9=0

Solution for (4(X^2))-3-9=0 equation:

Simplifying
(4(X2)) + -3 + -9 = 0

Reorder the terms:
-3 + -9 + (4X2) = 0

Combine like terms: -3 + -9 = -12
-12 + (4X2) = 0

Solving
-12 + (4X2) = 0

Solving for variable 'X'.

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

Add '12' to each side of the equation.
-12 + 12 + (4X2) = 0 + 12

Combine like terms: -12 + 12 = 0
0 + (4X2) = 0 + 12
(4X2) = 0 + 12

Combine like terms: 0 + 12 = 12
(4X2) = 12

Divide each side by '4'.
X2 = 3

Simplifying
X2 = 3

Take the square root of each side:
X = {-1.732050808, 1.732050808}