9x^4=6x^2+1

Simple and best practice solution for 9x^4=6x^2+1 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 9x^4=6x^2+1 equation:


Simplifying
9x4 = 6x2 + 1

Reorder the terms:
9x4 = 1 + 6x2

Solving
9x4 = 1 + 6x2

Solving for variable 'x'.

Reorder the terms:
-1 + -6x2 + 9x4 = 1 + 6x2 + -1 + -6x2

Reorder the terms:
-1 + -6x2 + 9x4 = 1 + -1 + 6x2 + -6x2

Combine like terms: 1 + -1 = 0
-1 + -6x2 + 9x4 = 0 + 6x2 + -6x2
-1 + -6x2 + 9x4 = 6x2 + -6x2

Combine like terms: 6x2 + -6x2 = 0
-1 + -6x2 + 9x4 = 0

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

Divide each side by '9'.
-0.1111111111 + -0.6666666667x2 + x4 = 0

Move the constant term to the right:

Add '0.1111111111' to each side of the equation.
-0.1111111111 + -0.6666666667x2 + 0.1111111111 + x4 = 0 + 0.1111111111

Reorder the terms:
-0.1111111111 + 0.1111111111 + -0.6666666667x2 + x4 = 0 + 0.1111111111

Combine like terms: -0.1111111111 + 0.1111111111 = 0.0000000000
0.0000000000 + -0.6666666667x2 + x4 = 0 + 0.1111111111
-0.6666666667x2 + x4 = 0 + 0.1111111111

Combine like terms: 0 + 0.1111111111 = 0.1111111111
-0.6666666667x2 + x4 = 0.1111111111

The x term is -0.6666666667x2.  Take half its coefficient (-0.3333333334).
Square it (0.1111111112) and add it to both sides.

Add '0.1111111112' to each side of the equation.
-0.6666666667x2 + 0.1111111112 + x4 = 0.1111111111 + 0.1111111112

Reorder the terms:
0.1111111112 + -0.6666666667x2 + x4 = 0.1111111111 + 0.1111111112

Combine like terms: 0.1111111111 + 0.1111111112 = 0.2222222223
0.1111111112 + -0.6666666667x2 + x4 = 0.2222222223

Factor a perfect square on the left side:
(x2 + -0.3333333334)(x2 + -0.3333333334) = 0.2222222223

Calculate the square root of the right side: 0.471404521

Break this problem into two subproblems by setting 
(x2 + -0.3333333334) equal to 0.471404521 and -0.471404521.

Subproblem 1

x2 + -0.3333333334 = 0.471404521 Simplifying x2 + -0.3333333334 = 0.471404521 Reorder the terms: -0.3333333334 + x2 = 0.471404521 Solving -0.3333333334 + x2 = 0.471404521 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.3333333334' to each side of the equation. -0.3333333334 + 0.3333333334 + x2 = 0.471404521 + 0.3333333334 Combine like terms: -0.3333333334 + 0.3333333334 = 0.0000000000 0.0000000000 + x2 = 0.471404521 + 0.3333333334 x2 = 0.471404521 + 0.3333333334 Combine like terms: 0.471404521 + 0.3333333334 = 0.8047378544 x2 = 0.8047378544 Simplifying x2 = 0.8047378544 Take the square root of each side: x = {-0.897071822, 0.897071822}

Subproblem 2

x2 + -0.3333333334 = -0.471404521 Simplifying x2 + -0.3333333334 = -0.471404521 Reorder the terms: -0.3333333334 + x2 = -0.471404521 Solving -0.3333333334 + x2 = -0.471404521 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.3333333334' to each side of the equation. -0.3333333334 + 0.3333333334 + x2 = -0.471404521 + 0.3333333334 Combine like terms: -0.3333333334 + 0.3333333334 = 0.0000000000 0.0000000000 + x2 = -0.471404521 + 0.3333333334 x2 = -0.471404521 + 0.3333333334 Combine like terms: -0.471404521 + 0.3333333334 = -0.1380711876 x2 = -0.1380711876 Simplifying x2 = -0.1380711876 Reorder the terms: 0.1380711876 + x2 = -0.1380711876 + 0.1380711876 Combine like terms: -0.1380711876 + 0.1380711876 = 0.0000000000 0.1380711876 + x2 = 0.0000000000 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:

| -8(3+3k)=30-6k | | -2(3x-7)=-6x+14 | | 4x/9=-9 | | x^3=4+8x | | 5(8-3)-2(6/2) | | 21+3x=x+29 | | x+325=325 | | -40-7x=6(4+3x)+7x | | 2w-3w-26=39 | | 39-7x=6-5(x+5) | | 0=4950+11w-1113.75w^2 | | -2x^2+8=-154 | | 5i(8-6i)= | | 5x-x/2-10=2x | | x*x+2=35 | | 20a+14-8a-7= | | x/5=9/10 | | 49,800,000/160,000 | | 2=r+r | | 8x^2+6xy-26x-12y+11=0 | | 6n^2-10n-13=0 | | 3n-5-4=-15 | | F(x)=ln(x^2-10x+9) | | (9+5i)-(7+3i)= | | -5x+6x=6 | | -2/7=(2/3)x-(1/2) | | x/9-2=-8 | | 14=3n+4n | | 2y+9-6y=19 | | 6o*12=36 | | 5/2c-4=6 | | 3x+5=6x+3a |

Equations solver categories