(2*ln(x)+4)*(x^2-9)=0

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Solution for (2*ln(x)+4)*(x^2-9)=0 equation:


Simplifying
(2ln(x) + 4)(x2 + -9) = 0

Multiply ln * x
(2lnx + 4)(x2 + -9) = 0

Reorder the terms:
(4 + 2lnx)(x2 + -9) = 0

Reorder the terms:
(4 + 2lnx)(-9 + x2) = 0

Multiply (4 + 2lnx) * (-9 + x2)
(4(-9 + x2) + 2lnx * (-9 + x2)) = 0
((-9 * 4 + x2 * 4) + 2lnx * (-9 + x2)) = 0
((-36 + 4x2) + 2lnx * (-9 + x2)) = 0
(-36 + 4x2 + (-9 * 2lnx + x2 * 2lnx)) = 0
(-36 + 4x2 + (-18lnx + 2lnx3)) = 0

Reorder the terms:
(-36 + -18lnx + 2lnx3 + 4x2) = 0
(-36 + -18lnx + 2lnx3 + 4x2) = 0

Solving
-36 + -18lnx + 2lnx3 + 4x2 = 0

Solving for variable 'l'.

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

Add '36' to each side of the equation.
-36 + -18lnx + 2lnx3 + 36 + 4x2 = 0 + 36

Reorder the terms:
-36 + 36 + -18lnx + 2lnx3 + 4x2 = 0 + 36

Combine like terms: -36 + 36 = 0
0 + -18lnx + 2lnx3 + 4x2 = 0 + 36
-18lnx + 2lnx3 + 4x2 = 0 + 36

Combine like terms: 0 + 36 = 36
-18lnx + 2lnx3 + 4x2 = 36

Add '-4x2' to each side of the equation.
-18lnx + 2lnx3 + 4x2 + -4x2 = 36 + -4x2

Combine like terms: 4x2 + -4x2 = 0
-18lnx + 2lnx3 + 0 = 36 + -4x2
-18lnx + 2lnx3 = 36 + -4x2

Reorder the terms:
-36 + -18lnx + 2lnx3 + 4x2 = 36 + -4x2 + -36 + 4x2

Reorder the terms:
-36 + -18lnx + 2lnx3 + 4x2 = 36 + -36 + -4x2 + 4x2

Combine like terms: 36 + -36 = 0
-36 + -18lnx + 2lnx3 + 4x2 = 0 + -4x2 + 4x2
-36 + -18lnx + 2lnx3 + 4x2 = -4x2 + 4x2

Combine like terms: -4x2 + 4x2 = 0
-36 + -18lnx + 2lnx3 + 4x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-18 + -9lnx + lnx3 + 2x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-18 + -9lnx + lnx3 + 2x2)' equal to zero and attempt to solve: Simplifying -18 + -9lnx + lnx3 + 2x2 = 0 Solving -18 + -9lnx + lnx3 + 2x2 = 0 Move all terms containing l to the left, all other terms to the right. Add '18' to each side of the equation. -18 + -9lnx + lnx3 + 18 + 2x2 = 0 + 18 Reorder the terms: -18 + 18 + -9lnx + lnx3 + 2x2 = 0 + 18 Combine like terms: -18 + 18 = 0 0 + -9lnx + lnx3 + 2x2 = 0 + 18 -9lnx + lnx3 + 2x2 = 0 + 18 Combine like terms: 0 + 18 = 18 -9lnx + lnx3 + 2x2 = 18 Add '-2x2' to each side of the equation. -9lnx + lnx3 + 2x2 + -2x2 = 18 + -2x2 Combine like terms: 2x2 + -2x2 = 0 -9lnx + lnx3 + 0 = 18 + -2x2 -9lnx + lnx3 = 18 + -2x2 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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