(5x^2-7)(5x^2+7)=0

Simple and best practice solution for (5x^2-7)(5x^2+7)=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 (5x^2-7)(5x^2+7)=0 equation:


Simplifying
(5x2 + -7)(5x2 + 7) = 0

Reorder the terms:
(-7 + 5x2)(5x2 + 7) = 0

Reorder the terms:
(-7 + 5x2)(7 + 5x2) = 0

Multiply (-7 + 5x2) * (7 + 5x2)
(-7(7 + 5x2) + 5x2 * (7 + 5x2)) = 0
((7 * -7 + 5x2 * -7) + 5x2 * (7 + 5x2)) = 0
((-49 + -35x2) + 5x2 * (7 + 5x2)) = 0
(-49 + -35x2 + (7 * 5x2 + 5x2 * 5x2)) = 0
(-49 + -35x2 + (35x2 + 25x4)) = 0

Combine like terms: -35x2 + 35x2 = 0
(-49 + 0 + 25x4) = 0
(-49 + 25x4) = 0

Solving
-49 + 25x4 = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '49' to each side of the equation.
-49 + 49 + 25x4 = 0 + 49

Combine like terms: -49 + 49 = 0
0 + 25x4 = 0 + 49
25x4 = 0 + 49

Combine like terms: 0 + 49 = 49
25x4 = 49

Divide each side by '25'.
x4 = 1.96

Simplifying
x4 = 1.96

Reorder the terms:
-1.96 + x4 = 1.96 + -1.96

Combine like terms: 1.96 + -1.96 = 0.00
-1.96 + x4 = 0.00

Factor a difference between two squares.
(1.4 + x2)(-1.4 + x2) = 0.00

Subproblem 1

Set the factor '(1.4 + x2)' equal to zero and attempt to solve: Simplifying 1.4 + x2 = 0 Solving 1.4 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-1.4' to each side of the equation. 1.4 + -1.4 + x2 = 0 + -1.4 Combine like terms: 1.4 + -1.4 = 0.0 0.0 + x2 = 0 + -1.4 x2 = 0 + -1.4 Combine like terms: 0 + -1.4 = -1.4 x2 = -1.4 Simplifying x2 = -1.4 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(-1.4 + x2)' equal to zero and attempt to solve: Simplifying -1.4 + x2 = 0 Solving -1.4 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '1.4' to each side of the equation. -1.4 + 1.4 + x2 = 0 + 1.4 Combine like terms: -1.4 + 1.4 = 0.0 0.0 + x2 = 0 + 1.4 x2 = 0 + 1.4 Combine like terms: 0 + 1.4 = 1.4 x2 = 1.4 Simplifying x2 = 1.4 Take the square root of each side: x = {-1.183215957, 1.183215957}

Solution

x = {-1.183215957, 1.183215957}

See similar equations:

| a(5a-3)=0 | | X^2-2xy-3y=4 | | 14x-3=11x+6 | | 2y-9-13= | | X^3+-14x^2+61x+-84=0 | | T-22=65 | | X^3-14x^2+61x-84=0 | | -2+m=-10 | | (X^2-9/3x)(12/2x-6) | | 11x-23y=5 | | cos(x)=4x | | y=4x^2-7x+4 | | (b+2)(b+4)= | | cosx=4x | | 12=3/5 | | -13a-8a-4a=-3 | | 5(5x-8)=25x-40 | | 3(y+2)=2y+6 | | 15e^5=2226 | | 15e^5= | | 4x+28=2x-3 | | 5x^2-605x-949=0 | | (2x-y)-16i=10+4i | | (5x-6)(6x+3)= | | x-4y-1=0 | | 25(x+1.4)=260 | | 6.1x-9=5.1-9 | | 10=-16t^2+40t | | 10x^2y-8xy+12x^2y^2z= | | 21(x+2)=52.50 | | 5x-2(x+1)=7 | | 5(p-0.65)=24.35 |

Equations solver categories