(x-(8/x))^2-5(x-(8/x))-14=0

Simple and best practice solution for (x-(8/x))^2-5(x-(8/x))-14=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 (x-(8/x))^2-5(x-(8/x))-14=0 equation:


D( x )

x = 0

x = 0

x = 0

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

(x-(8/x))^2-(5*(x-(8/x)))-14 = 0

(x-8*x^-1)^2-5*(x-8*x^-1)-14 = 0

(x-8*x^-1)^2-5*(x-8*x^-1)-14 = 0

x^2-5*x+40*x^-1+64*x^-2-16-14 = 0

x^2-5*x+40*x^-1+64*x^-2-30 = 0

x^2-5*x+40*x^-1+64*x^-2-30 = 0

1*x^2-5*x^1+40*x^-1+64*x^-2-30*x^0 = 0

(1*x^4-5*x^3-30*x^2+40*x^1+64*x^0)/(x^2) = 0 // * x^4

x^2*(1*x^4-5*x^3-30*x^2+40*x^1+64*x^0) = 0

x^2

x^4-5*x^3-30*x^2+40*x+64 = 0

{ 1, -1, 2, -2, 4, -4, 8, -8, 16, -16, 32, -32, 64, -64 }

1

x = 1

x^4-5*x^3-30*x^2+40*x+64 = 70

1

-1

x = -1

x^4-5*x^3-30*x^2+40*x+64 = 0

-1

x+1

x^3-6*x^2-24*x+64

x^4-5*x^3-30*x^2+40*x+64

x+1

-x^4-x^3

40*x-6*x^3-30*x^2+64

6*x^3+6*x^2

40*x-24*x^2+64

24*x^2+24*x

64*x+64

-64*x-64

0

x^3-6*x^2-24*x+64 = 0

{ 1, -1, 2, -2, 4, -4, 8, -8, 16, -16, 32, -32, 64, -64 }

1

x = 1

x^3-6*x^2-24*x+64 = 35

1

-1

x = -1

x^3-6*x^2-24*x+64 = 81

-1

2

x = 2

x^3-6*x^2-24*x+64 = 0

2

x-2

x^2-4*x-32

x^3-6*x^2-24*x+64

x-2

2*x^2-x^3

64-4*x^2-24*x

4*x^2-8*x

64-32*x

32*x-64

0

x^2-4*x-32 = 0

DELTA = (-4)^2-(-32*1*4)

DELTA = 144

DELTA > 0

x = (144^(1/2)+4)/(1*2) or x = (4-144^(1/2))/(1*2)

x = 8 or x = -4

x in { -4, 8, -1, 2}

(x+4)*(x-8)*(x+1)*(x-2) = 0

(x+4)*(x-8)*(x+1)*(x-2) = 0

( x+1 )

x+1 = 0 // - 1

x = -1

( x+4 )

x+4 = 0 // - 4

x = -4

( x-2 )

x-2 = 0 // + 2

x = 2

( x-8 )

x-8 = 0 // + 8

x = 8

x in { -1, -4, 2, 8 }

See similar equations:

| 12x-127=4x+169 | | (8x^4-2x^2+3x-5)-(2x^4+x^3+3x+5)= | | (3x+3)+(15-3x)= | | 7(2n+2)=7(7n+7)+9 | | 4(q)+(-1)(1-q)=1(q)+2(1-q) | | -4n(6n-5)+3n= | | 5(x+3)=4x+14 | | 0.9x-5.3=0.1 | | (9x-6)+6= | | 2+-6m=-4m+10 | | -9(y-1)=2-8y | | -3x(x+5)-7=-8+10 | | 3a-(5-3a)=10 | | 4(q)+(-1)(1-q)=1q+2(1-q) | | 5x+-6=3x+-8 | | (3-x)+(x-4)=2(x+4) | | w=-125t+6000 | | -6+5(-9x-3)=-10 | | -6+(-9x-3)=-10 | | 24+r=28 | | 5p+8=-32 | | 2=-19+z | | 6m-4=4m | | 2=-4+k | | 18p^3-63p^2-9p=0 | | 4x^2+8x+48y-44=0 | | -7(2x-8)+3=-14x+59 | | 10-4=16 | | Q-3=25 | | F(x)=ln(x)*x^2 | | 66=10-8b | | K-12=11 |

Equations solver categories