9m^2-18m+4=

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Solution for 9m^2-18m+4= equation:


Simplifying
9m2 + -18m + 4 = 0

Reorder the terms:
4 + -18m + 9m2 = 0

Solving
4 + -18m + 9m2 = 0

Solving for variable 'm'.

Begin completing the square.  Divide all terms by
9 the coefficient of the squared term: 

Divide each side by '9'.
0.4444444444 + -2m + m2 = 0

Move the constant term to the right:

Add '-0.4444444444' to each side of the equation.
0.4444444444 + -2m + -0.4444444444 + m2 = 0 + -0.4444444444

Reorder the terms:
0.4444444444 + -0.4444444444 + -2m + m2 = 0 + -0.4444444444

Combine like terms: 0.4444444444 + -0.4444444444 = 0.0000000000
0.0000000000 + -2m + m2 = 0 + -0.4444444444
-2m + m2 = 0 + -0.4444444444

Combine like terms: 0 + -0.4444444444 = -0.4444444444
-2m + m2 = -0.4444444444

The m term is -2m.  Take half its coefficient (-1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
-2m + 1 + m2 = -0.4444444444 + 1

Reorder the terms:
1 + -2m + m2 = -0.4444444444 + 1

Combine like terms: -0.4444444444 + 1 = 0.5555555556
1 + -2m + m2 = 0.5555555556

Factor a perfect square on the left side:
(m + -1)(m + -1) = 0.5555555556

Calculate the square root of the right side: 0.745355993

Break this problem into two subproblems by setting 
(m + -1) equal to 0.745355993 and -0.745355993.

Subproblem 1

m + -1 = 0.745355993 Simplifying m + -1 = 0.745355993 Reorder the terms: -1 + m = 0.745355993 Solving -1 + m = 0.745355993 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + m = 0.745355993 + 1 Combine like terms: -1 + 1 = 0 0 + m = 0.745355993 + 1 m = 0.745355993 + 1 Combine like terms: 0.745355993 + 1 = 1.745355993 m = 1.745355993 Simplifying m = 1.745355993

Subproblem 2

m + -1 = -0.745355993 Simplifying m + -1 = -0.745355993 Reorder the terms: -1 + m = -0.745355993 Solving -1 + m = -0.745355993 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + m = -0.745355993 + 1 Combine like terms: -1 + 1 = 0 0 + m = -0.745355993 + 1 m = -0.745355993 + 1 Combine like terms: -0.745355993 + 1 = 0.254644007 m = 0.254644007 Simplifying m = 0.254644007

Solution

The solution to the problem is based on the solutions from the subproblems. m = {1.745355993, 0.254644007}

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