m^2+2m-2=0

Simple and best practice solution for m^2+2m-2=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for m^2+2m-2=0 equation:


Simplifying
m2 + 2m + -2 = 0

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

Solving
-2 + 2m + m2 = 0

Solving for variable 'm'.

Begin completing the square.

Move the constant term to the right:

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

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

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

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

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 = 2 + 1

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

Combine like terms: 2 + 1 = 3
1 + 2m + m2 = 3

Factor a perfect square on the left side:
(m + 1)(m + 1) = 3

Calculate the square root of the right side: 1.732050808

Break this problem into two subproblems by setting 
(m + 1) equal to 1.732050808 and -1.732050808.

Subproblem 1

m + 1 = 1.732050808 Simplifying m + 1 = 1.732050808 Reorder the terms: 1 + m = 1.732050808 Solving 1 + m = 1.732050808 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 = 1.732050808 + -1 Combine like terms: 1 + -1 = 0 0 + m = 1.732050808 + -1 m = 1.732050808 + -1 Combine like terms: 1.732050808 + -1 = 0.732050808 m = 0.732050808 Simplifying m = 0.732050808

Subproblem 2

m + 1 = -1.732050808 Simplifying m + 1 = -1.732050808 Reorder the terms: 1 + m = -1.732050808 Solving 1 + m = -1.732050808 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 = -1.732050808 + -1 Combine like terms: 1 + -1 = 0 0 + m = -1.732050808 + -1 m = -1.732050808 + -1 Combine like terms: -1.732050808 + -1 = -2.732050808 m = -2.732050808 Simplifying m = -2.732050808

Solution

The solution to the problem is based on the solutions from the subproblems. m = {0.732050808, -2.732050808}

See similar equations:

| 3x-8=2(16-x) | | -3x^2+6x-5=0 | | -3x^2+6x-5=y | | 4(x+1)=12-3(x-2) | | 5x+65=125 | | 36x7x/4 | | 19-6x=2x-13 | | r(20)=20(80-3*20) | | r(16)=16(80-3*16) | | x^2-14x+49-x-5=0 | | r(4)=4(80-3*4) | | r(12)=12(80-3*12) | | 1+28/x^2-4-7/x-2=0 | | r(4)=4(80-4*4) | | m+6.4=11 | | r(8)=8(80-3*8) | | 0=-28x+28x+84-3(x^2+3x) | | 2=-1/2(x-1)1/2 | | 0.4(x-4)+0.6x=1.4 | | 28-28(3)+3(x+3)=0 | | (6x-10)+(-16x+3)= | | x-8=sqrtx-6 | | 28/x-3-28/x+3=0 | | 3x^2+6=12 | | 15/x+2=15/x-2 | | 4(2)-4(-4)= | | 0=-sinx+4sinx*cosx | | 4-6w=3*(0.5+w/2) | | 5(x^2+4x+4)+34(x+2)-7=0 | | x^2+38x+70=0 | | 6x+3y=4(y-3) | | 10x^2+5x+8=2 |

Equations solver categories