3a^4-8a^3+a^2=0

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Solution for 3a^4-8a^3+a^2=0 equation:


Simplifying
3a4 + -8a3 + a2 = 0

Reorder the terms:
a2 + -8a3 + 3a4 = 0

Solving
a2 + -8a3 + 3a4 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), 'a2'.
a2(1 + -8a + 3a2) = 0

Subproblem 1

Set the factor 'a2' equal to zero and attempt to solve: Simplifying a2 = 0 Solving a2 = 0 Move all terms containing a to the left, all other terms to the right. Simplifying a2 = 0 Take the square root of each side: a = {0}

Subproblem 2

Set the factor '(1 + -8a + 3a2)' equal to zero and attempt to solve: Simplifying 1 + -8a + 3a2 = 0 Solving 1 + -8a + 3a2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. 0.3333333333 + -2.666666667a + a2 = 0 Move the constant term to the right: Add '-0.3333333333' to each side of the equation. 0.3333333333 + -2.666666667a + -0.3333333333 + a2 = 0 + -0.3333333333 Reorder the terms: 0.3333333333 + -0.3333333333 + -2.666666667a + a2 = 0 + -0.3333333333 Combine like terms: 0.3333333333 + -0.3333333333 = 0.0000000000 0.0000000000 + -2.666666667a + a2 = 0 + -0.3333333333 -2.666666667a + a2 = 0 + -0.3333333333 Combine like terms: 0 + -0.3333333333 = -0.3333333333 -2.666666667a + a2 = -0.3333333333 The a term is -2.666666667a. Take half its coefficient (-1.333333334). Square it (1.777777780) and add it to both sides. Add '1.777777780' to each side of the equation. -2.666666667a + 1.777777780 + a2 = -0.3333333333 + 1.777777780 Reorder the terms: 1.777777780 + -2.666666667a + a2 = -0.3333333333 + 1.777777780 Combine like terms: -0.3333333333 + 1.777777780 = 1.4444444467 1.777777780 + -2.666666667a + a2 = 1.4444444467 Factor a perfect square on the left side: (a + -1.333333334)(a + -1.333333334) = 1.4444444467 Calculate the square root of the right side: 1.201850426 Break this problem into two subproblems by setting (a + -1.333333334) equal to 1.201850426 and -1.201850426.

Subproblem 1

a + -1.333333334 = 1.201850426 Simplifying a + -1.333333334 = 1.201850426 Reorder the terms: -1.333333334 + a = 1.201850426 Solving -1.333333334 + a = 1.201850426 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '1.333333334' to each side of the equation. -1.333333334 + 1.333333334 + a = 1.201850426 + 1.333333334 Combine like terms: -1.333333334 + 1.333333334 = 0.000000000 0.000000000 + a = 1.201850426 + 1.333333334 a = 1.201850426 + 1.333333334 Combine like terms: 1.201850426 + 1.333333334 = 2.53518376 a = 2.53518376 Simplifying a = 2.53518376

Subproblem 2

a + -1.333333334 = -1.201850426 Simplifying a + -1.333333334 = -1.201850426 Reorder the terms: -1.333333334 + a = -1.201850426 Solving -1.333333334 + a = -1.201850426 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '1.333333334' to each side of the equation. -1.333333334 + 1.333333334 + a = -1.201850426 + 1.333333334 Combine like terms: -1.333333334 + 1.333333334 = 0.000000000 0.000000000 + a = -1.201850426 + 1.333333334 a = -1.201850426 + 1.333333334 Combine like terms: -1.201850426 + 1.333333334 = 0.131482908 a = 0.131482908 Simplifying a = 0.131482908

Solution

The solution to the problem is based on the solutions from the subproblems. a = {2.53518376, 0.131482908}

Solution

a = {0, 2.53518376, 0.131482908}

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