25x^4-30x^2+9=0

Simple and best practice solution for 25x^4-30x^2+9=0 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 25x^4-30x^2+9=0 equation:


Simplifying
25x4 + -30x2 + 9 = 0

Reorder the terms:
9 + -30x2 + 25x4 = 0

Solving
9 + -30x2 + 25x4 = 0

Solving for variable 'x'.

Factor a trinomial.
(3 + -5x2)(3 + -5x2) = 0

Subproblem 1

Set the factor '(3 + -5x2)' equal to zero and attempt to solve: Simplifying 3 + -5x2 = 0 Solving 3 + -5x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -5x2 = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -5x2 = 0 + -3 -5x2 = 0 + -3 Combine like terms: 0 + -3 = -3 -5x2 = -3 Divide each side by '-5'. x2 = 0.6 Simplifying x2 = 0.6 Take the square root of each side: x = {-0.774596669, 0.774596669}

Subproblem 2

Set the factor '(3 + -5x2)' equal to zero and attempt to solve: Simplifying 3 + -5x2 = 0 Solving 3 + -5x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -5x2 = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -5x2 = 0 + -3 -5x2 = 0 + -3 Combine like terms: 0 + -3 = -3 -5x2 = -3 Divide each side by '-5'. x2 = 0.6 Simplifying x2 = 0.6 Take the square root of each side: x = {-0.774596669, 0.774596669}

Solution

x = {-0.774596669, 0.774596669, -0.774596669, 0.774596669}

See similar equations:

| 36=27k/25 | | -9(x-6)=-6x+30 | | 39+.30m=45+.25m | | p-4=10 | | 5(k-2)-8=-34 | | -8y+12=7(y+6) | | 15x+7y=240 | | -7+w=-3 | | -4+(x+3)=6 | | -7(u+6)=-3u-18 | | c/4-c-1/8=7/8 | | 39d+.30m=45d+.25m | | 2x+3-6x+12=10+6+9 | | 3(1)+2y=4 | | -1/5(20-5)+3n=14 | | 3/4=x+1/6 | | 19-2x=3x-6 | | 68=272x | | (7x-4)/3=15 | | -2(9+2a)-8(4-5a)=-122 | | 4-6x=-68 | | 3/8=12/4x | | 12n=6+11n | | 10+(x+1)=21 | | -2.2=m+0.8 | | 4(X+16)=4(X-8) | | 4+5x=5x-4 | | 3/4-x+7x=2/3+x | | -2x+2= | | 5(1)-4y=3 | | z+(-0.1)=7.9 | | x-8=-2+3 |

Equations solver categories