12a^2+10a-10=0

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Solution for 12a^2+10a-10=0 equation:


Simplifying
12a2 + 10a + -10 = 0

Reorder the terms:
-10 + 10a + 12a2 = 0

Solving
-10 + 10a + 12a2 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-5 + 5a + 6a2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-5 + 5a + 6a2)' equal to zero and attempt to solve: Simplifying -5 + 5a + 6a2 = 0 Solving -5 + 5a + 6a2 = 0 Begin completing the square. Divide all terms by 6 the coefficient of the squared term: Divide each side by '6'. -0.8333333333 + 0.8333333333a + a2 = 0 Move the constant term to the right: Add '0.8333333333' to each side of the equation. -0.8333333333 + 0.8333333333a + 0.8333333333 + a2 = 0 + 0.8333333333 Reorder the terms: -0.8333333333 + 0.8333333333 + 0.8333333333a + a2 = 0 + 0.8333333333 Combine like terms: -0.8333333333 + 0.8333333333 = 0.0000000000 0.0000000000 + 0.8333333333a + a2 = 0 + 0.8333333333 0.8333333333a + a2 = 0 + 0.8333333333 Combine like terms: 0 + 0.8333333333 = 0.8333333333 0.8333333333a + a2 = 0.8333333333 The a term is 0.8333333333a. Take half its coefficient (0.4166666667). Square it (0.1736111111) and add it to both sides. Add '0.1736111111' to each side of the equation. 0.8333333333a + 0.1736111111 + a2 = 0.8333333333 + 0.1736111111 Reorder the terms: 0.1736111111 + 0.8333333333a + a2 = 0.8333333333 + 0.1736111111 Combine like terms: 0.8333333333 + 0.1736111111 = 1.0069444444 0.1736111111 + 0.8333333333a + a2 = 1.0069444444 Factor a perfect square on the left side: (a + 0.4166666667)(a + 0.4166666667) = 1.0069444444 Calculate the square root of the right side: 1.003466215 Break this problem into two subproblems by setting (a + 0.4166666667) equal to 1.003466215 and -1.003466215.

Subproblem 1

a + 0.4166666667 = 1.003466215 Simplifying a + 0.4166666667 = 1.003466215 Reorder the terms: 0.4166666667 + a = 1.003466215 Solving 0.4166666667 + a = 1.003466215 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-0.4166666667' to each side of the equation. 0.4166666667 + -0.4166666667 + a = 1.003466215 + -0.4166666667 Combine like terms: 0.4166666667 + -0.4166666667 = 0.0000000000 0.0000000000 + a = 1.003466215 + -0.4166666667 a = 1.003466215 + -0.4166666667 Combine like terms: 1.003466215 + -0.4166666667 = 0.5867995483 a = 0.5867995483 Simplifying a = 0.5867995483

Subproblem 2

a + 0.4166666667 = -1.003466215 Simplifying a + 0.4166666667 = -1.003466215 Reorder the terms: 0.4166666667 + a = -1.003466215 Solving 0.4166666667 + a = -1.003466215 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-0.4166666667' to each side of the equation. 0.4166666667 + -0.4166666667 + a = -1.003466215 + -0.4166666667 Combine like terms: 0.4166666667 + -0.4166666667 = 0.0000000000 0.0000000000 + a = -1.003466215 + -0.4166666667 a = -1.003466215 + -0.4166666667 Combine like terms: -1.003466215 + -0.4166666667 = -1.4201328817 a = -1.4201328817 Simplifying a = -1.4201328817

Solution

The solution to the problem is based on the solutions from the subproblems. a = {0.5867995483, -1.4201328817}

Solution

a = {0.5867995483, -1.4201328817}

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