72a^4-120a^2+50=0

Simple and best practice solution for 72a^4-120a^2+50=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 72a^4-120a^2+50=0 equation:


Simplifying
72a4 + -120a2 + 50 = 0

Reorder the terms:
50 + -120a2 + 72a4 = 0

Solving
50 + -120a2 + 72a4 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '2'.
2(25 + -60a2 + 36a4) = 0

Factor a trinomial.
2((5 + -6a2)(5 + -6a2)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(5 + -6a2)' equal to zero and attempt to solve: Simplifying 5 + -6a2 = 0 Solving 5 + -6a2 = 0 Move all terms containing a to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -6a2 = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -6a2 = 0 + -5 -6a2 = 0 + -5 Combine like terms: 0 + -5 = -5 -6a2 = -5 Divide each side by '-6'. a2 = 0.8333333333 Simplifying a2 = 0.8333333333 Take the square root of each side: a = {-0.912870929, 0.912870929}

Subproblem 2

Set the factor '(5 + -6a2)' equal to zero and attempt to solve: Simplifying 5 + -6a2 = 0 Solving 5 + -6a2 = 0 Move all terms containing a to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -6a2 = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -6a2 = 0 + -5 -6a2 = 0 + -5 Combine like terms: 0 + -5 = -5 -6a2 = -5 Divide each side by '-6'. a2 = 0.8333333333 Simplifying a2 = 0.8333333333 Take the square root of each side: a = {-0.912870929, 0.912870929}

Solution

a = {-0.912870929, 0.912870929, -0.912870929, 0.912870929}

See similar equations:

| (5*n+7)3=-n-11 | | 27a^3-36b^2-36ab=0 | | 4+6+8= | | 11m-54=5(7m-6)-14m | | 2(n+6)=-6-2-6 | | 90=4x+54 | | 2(2n-4)=4n-8 | | -3a^2+4=0 | | 4n+16=6n-32 | | 6z^2+30z-az-5a= | | 5-4r=-9-6r | | -6+6c=-2 | | 6y^2-20y+14=0 | | X-5y=-5 | | -2(1-3x)=2x+8 | | n/2-7/4=-9/8 | | -k^2-4=0 | | 20m^2-9m-20=0 | | 1.94=-5.7x-4x | | 16=14+2.5t-20 | | -2y+26+6y=44 | | 8(t+2)=-32 | | 4y(y+8)=7(y+8) | | p^2+11p+100= | | 3x+2x+7=4(x+2) | | 0=2a+c | | x-(-63)=-34 | | 1.3+2.1=7.6 | | V=abc | | 10x+10=10(x+3) | | 3x+4y-17=7x-9 | | 5y+10=5(y+2) |

Equations solver categories