x^4+16x^2+1=0

Simple and best practice solution for x^4+16x^2+1=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^4+16x^2+1=0 equation:


Simplifying
x4 + 16x2 + 1 = 0

Reorder the terms:
1 + 16x2 + x4 = 0

Solving
1 + 16x2 + x4 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + 16x2 + -1 + x4 = 0 + -1

Reorder the terms:
1 + -1 + 16x2 + x4 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 16x2 + x4 = 0 + -1
16x2 + x4 = 0 + -1

Combine like terms: 0 + -1 = -1
16x2 + x4 = -1

The x term is 16x2.  Take half its coefficient (8).
Square it (64) and add it to both sides.

Add '64' to each side of the equation.
16x2 + 64 + x4 = -1 + 64

Reorder the terms:
64 + 16x2 + x4 = -1 + 64

Combine like terms: -1 + 64 = 63
64 + 16x2 + x4 = 63

Factor a perfect square on the left side:
(x2 + 8)(x2 + 8) = 63

Calculate the square root of the right side: 7.937253933

Break this problem into two subproblems by setting 
(x2 + 8) equal to 7.937253933 and -7.937253933.

Subproblem 1

x2 + 8 = 7.937253933 Simplifying x2 + 8 = 7.937253933 Reorder the terms: 8 + x2 = 7.937253933 Solving 8 + x2 = 7.937253933 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + x2 = 7.937253933 + -8 Combine like terms: 8 + -8 = 0 0 + x2 = 7.937253933 + -8 x2 = 7.937253933 + -8 Combine like terms: 7.937253933 + -8 = -0.062746067 x2 = -0.062746067 Simplifying x2 = -0.062746067 Reorder the terms: 0.062746067 + x2 = -0.062746067 + 0.062746067 Combine like terms: -0.062746067 + 0.062746067 = 0.000000000 0.062746067 + x2 = 0.000000000 The solution to this equation could not be determined.This subproblem is being ignored because a solution could not be determined.

Subproblem 2

x2 + 8 = -7.937253933 Simplifying x2 + 8 = -7.937253933 Reorder the terms: 8 + x2 = -7.937253933 Solving 8 + x2 = -7.937253933 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + x2 = -7.937253933 + -8 Combine like terms: 8 + -8 = 0 0 + x2 = -7.937253933 + -8 x2 = -7.937253933 + -8 Combine like terms: -7.937253933 + -8 = -15.937253933 x2 = -15.937253933 Simplifying x2 = -15.937253933 Reorder the terms: 15.937253933 + x2 = -15.937253933 + 15.937253933 Combine like terms: -15.937253933 + 15.937253933 = 0.000000000 15.937253933 + x2 = 0.000000000 The solution to this equation could not be determined.This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

See similar equations:

| 9+4=210 | | 11x+3x+17+x+11=28 | | 3times+0.3=3.3 | | 3x+2+6=3x+18 | | 15.5=2/3x-1/2 | | 8+6=p+8 | | Y=1/6(3(-2)-5 | | 15-2x=4x+x | | 9x+6-3x-8-2x-5+x=18 | | 8=n-7-5 | | p/3(q/6)= | | 40/140,000 | | -6x+5=18x-6 | | 4x+16=8x+32 | | 9x-3(6-5x)=x-2(6x+9) | | 5g=508mg | | 36overb-3=0 | | 48/132 | | -82-8(-8-b)+5b= | | 54a^2+39ab-8b^2=0 | | 3(x+2)-5x=2(3-x) | | 2r+8(2+8r)-182= | | 1/4g+2/3G= | | -4(2-3x)=7-3(x-3) | | x+5+3x+6+7x-3=-14 | | -3(3+x)+4(x+6)=-4 | | -1/3x-1/2=1/4x-1 | | 23/7-11c/7=5c | | (-46)+(1)= | | 111-6(3n-7)-3= | | -6.3x+6=x-8.4 | | -12x-18=+6-7x |

Equations solver categories