pi/7x^2-8

Simple and best practice solution for pi/7x^2-8 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 pi/7x^2-8 equation: 


x in (-oo:+oo)

(pi/7)*x^2-8 = 0

(pi/7)*x^2 = 8 // : pi/7

x^2 = 56*pi^-1

x^2 = 56*pi^-1 // ^ 1/2

abs(x) = 2*14^(1/2)*pi^(-1/2)

x = 2*14^(1/2)*pi^(-1/2) or x = -(2*14^(1/2)*pi^(-1/2))

x in { 2*14^(1/2)*pi^(-1/2), -(2*14^(1/2)*pi^(-1/2)) }

See similar equations:

| 20=6-2t | | 3.98-19.6x=3.2(x-4.1) | | 1500=461.87+299.4ln(x+1) | | -34x+12x=12 | | 11/3x11/6 | | 3x+7=12+3x | | 3h-6=-3 | | 40x+14y=605 | | 19-3p=10 | | 2x+24-x=9+5x-5 | | -3x-5+7x=2x+15 | | 10=14-2j | | 16d^2+6d-88=0 | | r=r/5 | | 10=v/3-17 | | 8(d+9)-25=71 | | 9(d-91)=45 | | 8+t=13-t | | -5c^2+16c+16=0 | | 6m^2+23m-35=0 | | 76-j=94 | | 11x+9x=y | | 50x+0.81=40x-0.48 | | 11x+9=y | | 11+9x=y | | 3m-9=4+7m-1 | | 2w+11=25 | | 11+9+x=y | | 9(j-85)=72 | | y-10=-7x | | 30=70-d | | 29=v/3-14 |

Equations solver categories