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Simplifying c4 + 9c2 + 20 = 0 Reorder the terms: 20 + 9c2 + c4 = 0 Solving 20 + 9c2 + c4 = 0 Solving for variable 'c'. Factor a trinomial. (5 + c2)(4 + c2) = 0Subproblem 1
Set the factor '(5 + c2)' equal to zero and attempt to solve: Simplifying 5 + c2 = 0 Solving 5 + c2 = 0 Move all terms containing c to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + c2 = 0 + -5 Combine like terms: 5 + -5 = 0 0 + c2 = 0 + -5 c2 = 0 + -5 Combine like terms: 0 + -5 = -5 c2 = -5 Simplifying c2 = -5 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 '(4 + c2)' equal to zero and attempt to solve: Simplifying 4 + c2 = 0 Solving 4 + c2 = 0 Move all terms containing c to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + c2 = 0 + -4 Combine like terms: 4 + -4 = 0 0 + c2 = 0 + -4 c2 = 0 + -4 Combine like terms: 0 + -4 = -4 c2 = -4 Simplifying c2 = -4 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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