If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x4 + -5x2 = 4 Reorder the terms: -5x2 + x4 = 4 Solving -5x2 + x4 = 4 Solving for variable 'x'. Reorder the terms: -4 + -5x2 + x4 = 4 + -4 Combine like terms: 4 + -4 = 0 -4 + -5x2 + x4 = 0 Begin completing the square. Move the constant term to the right: Add '4' to each side of the equation. -4 + -5x2 + 4 + x4 = 0 + 4 Reorder the terms: -4 + 4 + -5x2 + x4 = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -5x2 + x4 = 0 + 4 -5x2 + x4 = 0 + 4 Combine like terms: 0 + 4 = 4 -5x2 + x4 = 4 The x term is -5x2. Take half its coefficient (-2.5). Square it (6.25) and add it to both sides. Add '6.25' to each side of the equation. -5x2 + 6.25 + x4 = 4 + 6.25 Reorder the terms: 6.25 + -5x2 + x4 = 4 + 6.25 Combine like terms: 4 + 6.25 = 10.25 6.25 + -5x2 + x4 = 10.25 Factor a perfect square on the left side: (x2 + -2.5)(x2 + -2.5) = 10.25 Calculate the square root of the right side: 3.201562119 Break this problem into two subproblems by setting (x2 + -2.5) equal to 3.201562119 and -3.201562119.Subproblem 1
x2 + -2.5 = 3.201562119 Simplifying x2 + -2.5 = 3.201562119 Reorder the terms: -2.5 + x2 = 3.201562119 Solving -2.5 + x2 = 3.201562119 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.5' to each side of the equation. -2.5 + 2.5 + x2 = 3.201562119 + 2.5 Combine like terms: -2.5 + 2.5 = 0.0 0.0 + x2 = 3.201562119 + 2.5 x2 = 3.201562119 + 2.5 Combine like terms: 3.201562119 + 2.5 = 5.701562119 x2 = 5.701562119 Simplifying x2 = 5.701562119 Take the square root of each side: x = {-2.387794405, 2.387794405}Subproblem 2
x2 + -2.5 = -3.201562119 Simplifying x2 + -2.5 = -3.201562119 Reorder the terms: -2.5 + x2 = -3.201562119 Solving -2.5 + x2 = -3.201562119 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.5' to each side of the equation. -2.5 + 2.5 + x2 = -3.201562119 + 2.5 Combine like terms: -2.5 + 2.5 = 0.0 0.0 + x2 = -3.201562119 + 2.5 x2 = -3.201562119 + 2.5 Combine like terms: -3.201562119 + 2.5 = -0.701562119 x2 = -0.701562119 Simplifying x2 = -0.701562119 Reorder the terms: 0.701562119 + x2 = -0.701562119 + 0.701562119 Combine like terms: -0.701562119 + 0.701562119 = 0.000000000 0.701562119 + 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.
| b-2-1-11=1-4b | | -2+x=-30 | | 4x+9x-22=88-9x | | -295=-5(8x-5) | | x+(2x+30)=90 | | 7x+7=-49 | | 17-6x-56=10x-63 | | 4x+5x=180 | | -2.04=-6m | | 102=6(5-3x) | | y+3=4 | | -10+0.25=-5 | | 2n-5=8n+5 | | 3ln(2x)+4=8 | | x^2+1.2x-.35=0 | | 6x-27=15x+18 | | 3h=2 | | 5+(4g-7)= | | 0.5(x+1)+-1=0.2 | | 3+4q=6+3q | | 24j-16=4+4j | | x^2-.2x-2.2=0 | | 3-x+3=12 | | z^2+9z=-10 | | A(b+c)=ab+bc | | 3(2x+12)=3x+7 | | 11/4+26/2= | | 6x-3-4x=9+4x | | (2x+3)=25 | | y=x^2+14x+54 | | x^2-2.4x-2.2=0 | | 11/4-1/3= |