3x^4-5=5x^2

Simple and best practice solution for 3x^4-5=5x^2 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 3x^4-5=5x^2 equation:


Simplifying
3x4 + -5 = 5x2

Reorder the terms:
-5 + 3x4 = 5x2

Solving
-5 + 3x4 = 5x2

Solving for variable 'x'.

Reorder the terms:
-5 + -5x2 + 3x4 = 5x2 + -5x2

Combine like terms: 5x2 + -5x2 = 0
-5 + -5x2 + 3x4 = 0

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

Divide each side by '3'.
-1.666666667 + -1.666666667x2 + x4 = 0

Move the constant term to the right:

Add '1.666666667' to each side of the equation.
-1.666666667 + -1.666666667x2 + 1.666666667 + x4 = 0 + 1.666666667

Reorder the terms:
-1.666666667 + 1.666666667 + -1.666666667x2 + x4 = 0 + 1.666666667

Combine like terms: -1.666666667 + 1.666666667 = 0.000000000
0.000000000 + -1.666666667x2 + x4 = 0 + 1.666666667
-1.666666667x2 + x4 = 0 + 1.666666667

Combine like terms: 0 + 1.666666667 = 1.666666667
-1.666666667x2 + x4 = 1.666666667

The x term is -1.666666667x2.  Take half its coefficient (-0.8333333335).
Square it (0.6944444447) and add it to both sides.

Add '0.6944444447' to each side of the equation.
-1.666666667x2 + 0.6944444447 + x4 = 1.666666667 + 0.6944444447

Reorder the terms:
0.6944444447 + -1.666666667x2 + x4 = 1.666666667 + 0.6944444447

Combine like terms: 1.666666667 + 0.6944444447 = 2.3611111117
0.6944444447 + -1.666666667x2 + x4 = 2.3611111117

Factor a perfect square on the left side:
(x2 + -0.8333333335)(x2 + -0.8333333335) = 2.3611111117

Calculate the square root of the right side: 1.536590743

Break this problem into two subproblems by setting 
(x2 + -0.8333333335) equal to 1.536590743 and -1.536590743.

Subproblem 1

x2 + -0.8333333335 = 1.536590743 Simplifying x2 + -0.8333333335 = 1.536590743 Reorder the terms: -0.8333333335 + x2 = 1.536590743 Solving -0.8333333335 + x2 = 1.536590743 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.8333333335' to each side of the equation. -0.8333333335 + 0.8333333335 + x2 = 1.536590743 + 0.8333333335 Combine like terms: -0.8333333335 + 0.8333333335 = 0.0000000000 0.0000000000 + x2 = 1.536590743 + 0.8333333335 x2 = 1.536590743 + 0.8333333335 Combine like terms: 1.536590743 + 0.8333333335 = 2.3699240765 x2 = 2.3699240765 Simplifying x2 = 2.3699240765 Take the square root of each side: x = {-1.539455773, 1.539455773}

Subproblem 2

x2 + -0.8333333335 = -1.536590743 Simplifying x2 + -0.8333333335 = -1.536590743 Reorder the terms: -0.8333333335 + x2 = -1.536590743 Solving -0.8333333335 + x2 = -1.536590743 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.8333333335' to each side of the equation. -0.8333333335 + 0.8333333335 + x2 = -1.536590743 + 0.8333333335 Combine like terms: -0.8333333335 + 0.8333333335 = 0.0000000000 0.0000000000 + x2 = -1.536590743 + 0.8333333335 x2 = -1.536590743 + 0.8333333335 Combine like terms: -1.536590743 + 0.8333333335 = -0.7032574095 x2 = -0.7032574095 Simplifying x2 = -0.7032574095 Reorder the terms: 0.7032574095 + x2 = -0.7032574095 + 0.7032574095 Combine like terms: -0.7032574095 + 0.7032574095 = 0.0000000000 0.7032574095 + 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:

| 4x-4=4x-3 | | 4x-3=5x-3 | | z^3+z^2+8z+8=0 | | (5v+2v^4)=(4v+2v^4) | | graphx-2y=-6 | | graphx-2x=-6 | | 64=-4(p+2)-4(5p+6) | | 18=3x-8x | | sin(2t)+cos(t)=0 | | 6t+11=8t-19 | | 10n=9n+26 | | 8+3x=28+x | | 84=24h+36 | | x+3x=23 | | 40*2= | | 130-90= | | 5-4(y+1)=3 | | 2x^3-3x^2-8x-3=0 | | 15=(3/10)X-15 | | 88=35h+38 | | -9[3+9(-1+9)]+11= | | 4x^3-x^2-16x+4=0 | | 6a+2c=8a-4c+3a | | 2x^4-36y=26-65x | | 6x^3-6x^2=18.25 | | 2x+1x=18668 | | 11x+27=3x+267 | | x+5=-3x+29 | | 261-4x=41x-21 | | 30*(16.3333-.83333Y)+25Y=490 | | x^2y-e^2x=siny | | 30X+25Y=490 |

Equations solver categories