lg(x^2-2)=lg^1x

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Solution for lg(x^2-2)=lg^1x equation:


Simplifying
lg(x2 + -2) = lgx

Reorder the terms:
gl(-2 + x2) = lgx
(-2 * gl + x2 * gl) = lgx
(-2gl + glx2) = lgx

Solving
-2gl + glx2 = glx

Solving for variable 'g'.

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

Add '-1glx' to each side of the equation.
-2gl + -1glx + glx2 = glx + -1glx

Combine like terms: glx + -1glx = 0
-2gl + -1glx + glx2 = 0

Factor out the Greatest Common Factor (GCF), 'gl'.
gl(-2 + -1x + x2) = 0

Factor a trinomial.
gl((-1 + -1x)(2 + -1x)) = 0

Subproblem 1

Set the factor 'gl' equal to zero and attempt to solve: Simplifying gl = 0 Solving gl = 0 Move all terms containing g to the left, all other terms to the right. Simplifying gl = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(-1 + -1x)' equal to zero and attempt to solve: Simplifying -1 + -1x = 0 Solving -1 + -1x = 0 Move all terms containing g to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -1x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1x = 0 + 1 -1x = 0 + 1 Combine like terms: 0 + 1 = 1 -1x = 1 Add 'x' to each side of the equation. -1x + x = 1 + x Combine like terms: -1x + x = 0 0 = 1 + x Simplifying 0 = 1 + x The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 3

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing g to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Add 'x' to each side of the equation. -1x + x = -2 + x Combine like terms: -1x + x = 0 0 = -2 + x Simplifying 0 = -2 + x The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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