4a*4a-1=

Solution for 4a*4a-1= equation:

Simplifying
4a * 4a + -1 = 0

Reorder the terms for easier multiplication:
4 * 4a * a + -1 = 0

Multiply 4 * 4
16a * a + -1 = 0

Multiply a * a
16a2 + -1 = 0

Reorder the terms:
-1 + 16a2 = 0

Solving
-1 + 16a2 = 0

Solving for variable 'a'.

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

Add '1' to each side of the equation.
-1 + 1 + 16a2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 16a2 = 0 + 1
16a2 = 0 + 1

Combine like terms: 0 + 1 = 1
16a2 = 1

Divide each side by '16'.
a2 = 0.0625

Simplifying
a2 = 0.0625

Take the square root of each side:
a = {-0.25, 0.25}