-4x^2-1=0

Simple and best practice solution for -4x^2-1=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 -4x^2-1=0 equation:


Simplifying
-4x2 + -1 = 0

Reorder the terms:
-1 + -4x2 = 0

Solving
-1 + -4x2 = 0

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + -4x2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -4x2 = 0 + 1
-4x2 = 0 + 1

Combine like terms: 0 + 1 = 1
-4x2 = 1

Divide each side by '-4'.
x2 = -0.25

Simplifying
x2 = -0.25

Reorder the terms:
0.25 + x2 = -0.25 + 0.25

Combine like terms: -0.25 + 0.25 = 0.00
0.25 + x2 = 0.00

The solution to this equation could not be determined.

See similar equations:

| 72=x(x+6) | | 41=2v+17 | | 2x^2=188 | | 70+.50x=.60x | | -17/-12w-4=1 | | X^3y^3-x^3= | | 20x+11.50=0.50x+0.75 | | 1/6(n-1)=-3/8(n-2) | | 2sin(x+30)=sin(x+-30) | | 15.5y-15=0 | | 46-14=4(x-4) | | -4/5x(5x-10)=16-20x | | -4h-4h= | | -8x+5=-x-1 | | .8x=87000+27000 | | 7p+3(8+8p)=-69 | | x-12y=-10 | | 42=2.1x | | 3(x+1)-5(x-6)=45 | | (3a1/2) | | (3a1/2 | | 7a=0.49 | | 5b^2-36b-81=0 | | 5y(y+7)=2(y+7) | | (2x-3)(4x+5)=y | | sin^3(x)-sin(x)=0 | | 205y+15= | | .8x=87000 | | 1.5y-3-y=-3 | | 5g+5w=s | | (2v-7)(.5)=v-3 | | 9k^2+11k-14=0 |

Equations solver categories