x^6+3x^3+5=0

Simple and best practice solution for x^6+3x^3+5=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 x^6+3x^3+5=0 equation:


Simplifying
x6 + 3x3 + 5 = 0

Reorder the terms:
5 + 3x3 + x6 = 0

Solving
5 + 3x3 + x6 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-5' to each side of the equation.
5 + 3x3 + -5 + x6 = 0 + -5

Reorder the terms:
5 + -5 + 3x3 + x6 = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 3x3 + x6 = 0 + -5
3x3 + x6 = 0 + -5

Combine like terms: 0 + -5 = -5
3x3 + x6 = -5

The x term is 3x3.  Take half its coefficient (1.5).
Square it (2.25) and add it to both sides.

Add '2.25' to each side of the equation.
3x3 + 2.25 + x6 = -5 + 2.25

Reorder the terms:
2.25 + 3x3 + x6 = -5 + 2.25

Combine like terms: -5 + 2.25 = -2.75
2.25 + 3x3 + x6 = -2.75

Factor a perfect square on the left side:
(x3 + 1.5)(x3 + 1.5) = -2.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| -6an-2n=16 | | ln(7x-4)=ln(2x-11) | | 7.8x+5=6.8x | | CosX=-.05 | | 2(r-5)=5(r+-7) | | 3x^3+5x+6=0 | | 5x^2+19x-41=0 | | 9x+5y+45=0 | | 20x+34=-10x+64 | | 4m-12=24 | | 7u^2-33u+20=0 | | 6x^2+bx+20=0 | | 2x+32=4(x+5) | | 3x+2(6x-11)=143 | | 5a+9=44 | | 3(x-4x)=6 | | -3x-11=-2x+4 | | 5400=x+0.09x+3(5400-x+0.09x) | | x+68=166 | | 4b-9= | | -12n=-384 | | p-(-58)=32 | | 5400=1.09x+3(5400-1.09x) | | 6b+9=15 | | x-1/4-3x+2/6=1/2 | | 5400=1.09x+1.13y | | x^5+12=-7x | | -15y^2+75y=25 | | (2x+1)-(x-3)=6 | | x=5400-.09x-(5400-1.09x) | | 27x^2-108x+81=0 | | -4s-x=750 |

Equations solver categories