x^4+100=20x^2

Simple and best practice solution for x^4+100=20x^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 x^4+100=20x^2 equation:


Simplifying
x4 + 100 = 20x2

Reorder the terms:
100 + x4 = 20x2

Solving
100 + x4 = 20x2

Solving for variable 'x'.

Reorder the terms:
100 + -20x2 + x4 = 20x2 + -20x2

Combine like terms: 20x2 + -20x2 = 0
100 + -20x2 + x4 = 0

Factor a trinomial.
(10 + -1x2)(10 + -1x2) = 0

Subproblem 1

Set the factor '(10 + -1x2)' equal to zero and attempt to solve: Simplifying 10 + -1x2 = 0 Solving 10 + -1x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + -1x2 = 0 + -10 Combine like terms: 10 + -10 = 0 0 + -1x2 = 0 + -10 -1x2 = 0 + -10 Combine like terms: 0 + -10 = -10 -1x2 = -10 Divide each side by '-1'. x2 = 10 Simplifying x2 = 10 Take the square root of each side: x = {-3.16227766, 3.16227766}

Subproblem 2

Set the factor '(10 + -1x2)' equal to zero and attempt to solve: Simplifying 10 + -1x2 = 0 Solving 10 + -1x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + -1x2 = 0 + -10 Combine like terms: 10 + -10 = 0 0 + -1x2 = 0 + -10 -1x2 = 0 + -10 Combine like terms: 0 + -10 = -10 -1x2 = -10 Divide each side by '-1'. x2 = 10 Simplifying x2 = 10 Take the square root of each side: x = {-3.16227766, 3.16227766}

Solution

x = {-3.16227766, 3.16227766, -3.16227766, 3.16227766}

See similar equations:

| 12+3b=2 | | 6(2)-4= | | x+x+3+x+3+5=38 | | a+(-17)=32 | | 14+8x+x^2=0 | | [n/8]-5=-4 | | -18x^2+122=0 | | -18x+122=0 | | 4w^2=-2ow-25 | | [x-8]=14 | | -6(6-20n)=20(2n-3) | | [k]=9 | | -3x^2+5x=0 | | a=b-cd | | 71-(5x+6)=5(x+2)+x | | 4(3-2n)-n=-11(n-1) | | 4(x-6)+6=2(x-7) | | x+2=3x+2 | | 5(2-1)=4(2+4) | | 10x^3y+25x^2y^2+10xy^3=0 | | 12(3x+3)-5(2x+4)=16x-14 | | (2x+4)/5= | | 22+x=-2 | | -.5x+3=1 | | x/100+10=20 | | 3+28+(11-7)= | | 0.1x-0.1(4-x)=0.9 | | 6x^2-13x-44=0 | | 10x+28=5x-23 | | 5+(5a+6a)+6(a+1)= | | 10x+28+5x-23=180 | | -2(5+6x)+16=-90 |

Equations solver categories