2x^4-144=73x^2

Simple and best practice solution for 2x^4-144=73x^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 2x^4-144=73x^2 equation:


Simplifying
2x4 + -144 = 73x2

Reorder the terms:
-144 + 2x4 = 73x2

Solving
-144 + 2x4 = 73x2

Solving for variable 'x'.

Reorder the terms:
-144 + -73x2 + 2x4 = 73x2 + -73x2

Combine like terms: 73x2 + -73x2 = 0
-144 + -73x2 + 2x4 = 0

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

Divide each side by '2'.
-72 + -36.5x2 + x4 = 0

Move the constant term to the right:

Add '72' to each side of the equation.
-72 + -36.5x2 + 72 + x4 = 0 + 72

Reorder the terms:
-72 + 72 + -36.5x2 + x4 = 0 + 72

Combine like terms: -72 + 72 = 0
0 + -36.5x2 + x4 = 0 + 72
-36.5x2 + x4 = 0 + 72

Combine like terms: 0 + 72 = 72
-36.5x2 + x4 = 72

The x term is -36.5x2.  Take half its coefficient (-18.25).
Square it (333.0625) and add it to both sides.

Add '333.0625' to each side of the equation.
-36.5x2 + 333.0625 + x4 = 72 + 333.0625

Reorder the terms:
333.0625 + -36.5x2 + x4 = 72 + 333.0625

Combine like terms: 72 + 333.0625 = 405.0625
333.0625 + -36.5x2 + x4 = 405.0625

Factor a perfect square on the left side:
(x2 + -18.25)(x2 + -18.25) = 405.0625

Calculate the square root of the right side: 20.126164563

Break this problem into two subproblems by setting 
(x2 + -18.25) equal to 20.126164563 and -20.126164563.

Subproblem 1

x2 + -18.25 = 20.126164563 Simplifying x2 + -18.25 = 20.126164563 Reorder the terms: -18.25 + x2 = 20.126164563 Solving -18.25 + x2 = 20.126164563 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '18.25' to each side of the equation. -18.25 + 18.25 + x2 = 20.126164563 + 18.25 Combine like terms: -18.25 + 18.25 = 0.00 0.00 + x2 = 20.126164563 + 18.25 x2 = 20.126164563 + 18.25 Combine like terms: 20.126164563 + 18.25 = 38.376164563 x2 = 38.376164563 Simplifying x2 = 38.376164563 Take the square root of each side: x = {-6.194849842, 6.194849842}

Subproblem 2

x2 + -18.25 = -20.126164563 Simplifying x2 + -18.25 = -20.126164563 Reorder the terms: -18.25 + x2 = -20.126164563 Solving -18.25 + x2 = -20.126164563 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '18.25' to each side of the equation. -18.25 + 18.25 + x2 = -20.126164563 + 18.25 Combine like terms: -18.25 + 18.25 = 0.00 0.00 + x2 = -20.126164563 + 18.25 x2 = -20.126164563 + 18.25 Combine like terms: -20.126164563 + 18.25 = -1.876164563 x2 = -1.876164563 Simplifying x2 = -1.876164563 Reorder the terms: 1.876164563 + x2 = -1.876164563 + 1.876164563 Combine like terms: -1.876164563 + 1.876164563 = 0.000000000 1.876164563 + 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:

| 2x-8-8=40-8 | | 2x^4-144=73x | | 23t-1=11t+9 | | 8-14=5x+6x | | 2/3x-1/3x=4 | | 1=(5)(z) | | (45+45)+(135+135)+4x=720 | | w(4/5)=1 | | 18-4n=12 | | 75+15x=102 | | 1/8*x=1 | | 1=2/5y | | 75+15x=51 | | 3(x-1)-5x=4 | | a+2x=18 | | 8x((9/2)-8) | | 7-5(x+8)=-43 | | 5m+2n-3m+9n= | | 3=g/4-4 | | 0=-16t^2+(138)t+55 | | r-51/6 | | -8k+2k=-6k+8 | | v-3v=3+1 | | 3m+3=18m | | 10x^2+20=100x^2-20x-3 | | -1(x--2)= | | a+3y=17 | | 4y-3=y-2 | | .6x+8=0 | | -1m=-10 | | 12p+10p+14=80 | | 4h+63=83 |

Equations solver categories