8cos^2(x)+10cosx+3=0

Solution for 8cos^2(x)+10cosx+3=0 equation:

Simplifying
8cos2(x) + 10cosx + 3 = 0

Multiply cos2 * x
8cos2x + 10cosx + 3 = 0

Reorder the terms:
3 + 10cosx + 8cos2x = 0

Solving
3 + 10cosx + 8cos2x = 0

Solving for variable 'c'.

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

Add '-3' to each side of the equation.
3 + 10cosx + -3 + 8cos2x = 0 + -3

Reorder the terms:
3 + -3 + 10cosx + 8cos2x = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 10cosx + 8cos2x = 0 + -3
10cosx + 8cos2x = 0 + -3

Combine like terms: 0 + -3 = -3
10cosx + 8cos2x = -3

Reorder the terms:
3 + 10cosx + 8cos2x = -3 + 3

Combine like terms: -3 + 3 = 0
3 + 10cosx + 8cos2x = 0

The solution to this equation could not be determined.