4-1/x^2

Simple and best practice solution for 4-1/x^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 4-1/x^2 equation: 


D( x )

x^2 = 0

x^2 = 0

x^2 = 0

1*x^2 = 0 // : 1

x^2 = 0

x = 0

x in (-oo:0) U (0:+oo)

4-(1/(x^2)) = 0

4-x^-2 = 0

-1*x^-2 = -4 // : -1

x^-2 = 4

-2 < 0

1/(x^2) = 4 // * x^2

1 = 4*x^2 // : 4

1/4 = x^2

x^2 = 1/4 // ^ 1/2

abs(x) = 1/2

x = 1/2 or x = -1/2

x in { 1/2, -1/2 }

See similar equations:

| 3x+2x-7+4 | | 987x+54=10 | | (7+2x)6 | | 98798498798498487987x+54=10 | | 4x^2-12x+9=18 | | 11-2x=-13 | | 3(6+5m)=2(-5+4m) | | 8-x/2 | | 30=x^(1/5) | | -(z+6)+(32+1)=-3(z+1) | | 5(x+3)+7(x+2)=11 | | D/1.2=-3.3 | | 5a+3a+4+3a+2b+5a+6b= | | -4(t-6)-(t+9)=11 | | v*9x | | 3(x+4)=2(x+8) | | 2(x+6)=12 | | 18=-6/11h | | x-21/1.2 | | x+1.75=13.75 | | k/-9=-1 | | x(x-1)+y(x-1)=0 | | -5(t-5)-(t+3)=2 | | .035x50 | | -1/3*-5 | | y^4+3y^3+y^2=0 | | x-9=-6+3 | | 116=4x+2y | | 9-6t+4t^2=0 | | 4(3c-1)-6=7c+5 | | 3×2x=10+x | | 2x+6+3x+99=180 |

Equations solver categories