8r^4+16r^2+8=0

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Solution for 8r^4+16r^2+8=0 equation:


Simplifying
8r4 + 16r2 + 8 = 0

Reorder the terms:
8 + 16r2 + 8r4 = 0

Solving
8 + 16r2 + 8r4 = 0

Solving for variable 'r'.

Factor out the Greatest Common Factor (GCF), '8'.
8(1 + 2r2 + r4) = 0

Factor a trinomial.
8((1 + r2)(1 + r2)) = 0

Ignore the factor 8.

Subproblem 1

Set the factor '(1 + r2)' equal to zero and attempt to solve: Simplifying 1 + r2 = 0 Solving 1 + r2 = 0 Move all terms containing r to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + r2 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + r2 = 0 + -1 r2 = 0 + -1 Combine like terms: 0 + -1 = -1 r2 = -1 Simplifying r2 = -1 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 + r2)' equal to zero and attempt to solve: Simplifying 1 + r2 = 0 Solving 1 + r2 = 0 Move all terms containing r to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + r2 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + r2 = 0 + -1 r2 = 0 + -1 Combine like terms: 0 + -1 = -1 r2 = -1 Simplifying r2 = -1 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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