4b^2-1=2

Solution for 4b^2-1=2 equation:

Simplifying
4b2 + -1 = 2

Reorder the terms:
-1 + 4b2 = 2

Solving
-1 + 4b2 = 2

Solving for variable 'b'.

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

Add '1' to each side of the equation.
-1 + 1 + 4b2 = 2 + 1

Combine like terms: -1 + 1 = 0
0 + 4b2 = 2 + 1
4b2 = 2 + 1

Combine like terms: 2 + 1 = 3
4b2 = 3

Divide each side by '4'.
b2 = 0.75

Simplifying
b2 = 0.75

Take the square root of each side:
b = {-0.866025404, 0.866025404}