m^4+4m^2+8=0

Simple and best practice solution for m^4+4m^2+8=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^4+4m^2+8=0 equation:


Simplifying
m4 + 4m2 + 8 = 0

Reorder the terms:
8 + 4m2 + m4 = 0

Solving
8 + 4m2 + m4 = 0

Solving for variable 'm'.

Begin completing the square.

Move the constant term to the right:

Add '-8' to each side of the equation.
8 + 4m2 + -8 + m4 = 0 + -8

Reorder the terms:
8 + -8 + 4m2 + m4 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + 4m2 + m4 = 0 + -8
4m2 + m4 = 0 + -8

Combine like terms: 0 + -8 = -8
4m2 + m4 = -8

The m term is 4m2.  Take half its coefficient (2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
4m2 + 4 + m4 = -8 + 4

Reorder the terms:
4 + 4m2 + m4 = -8 + 4

Combine like terms: -8 + 4 = -4
4 + 4m2 + m4 = -4

Factor a perfect square on the left side:
(m2 + 2)(m2 + 2) = -4

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| -9x-6=21 | | x+8*5=60 | | -3(4b-10)=1.2(-24b+60) | | (x-1)+(x+1)+(x+1)+(2x-3)+(x)+(3x+1)=68 | | n+(-5)=12 | | c+4= | | 1.2(2n-5)=4n-1 | | 2x-4(-2x-8)=142 | | -12x=2 | | -2y+16+16y=44 | | 10+7x=19-3y | | 2x-a(-2x-8)=142 | | 2(x-2)=3(x+9) | | 7.8=a+3 | | 7.7=a-4 | | 6x+3+6x+8=11x+5 | | 7.1=y-3 | | 10x^2-21x=0 | | 7y-2-5y=0 | | 3x+4=2x | | 2(x-1)+(x+1)+(x+1)+(2x-3)+(x)+(x+1)=68 | | 2n+5=n | | 4x-2=13x-8 | | 3a+5=17 | | 32x=-4 | | 4x+7=3x | | 10x-5=115 | | 24x+3=3(6x+4)+6x-9 | | 4c-3c=-6 | | 7n=28 | | -2x+3x=-12 | | n+9=11 |

Equations solver categories