2x-(16/x^2)

Simple and best practice solution for 2x-(16/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 2x-(16/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)

2*x-(16/(x^2)) = 0

2*x-16*x^-2 = 0

2*x^1-16*x^-2 = 0

(2*x^3-16*x^0)/(x^2) = 0 // * x^4

x^2*(2*x^3-16*x^0) = 0

x^2

2*x^3-16 = 0

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

1

x = 1

2*x^3-16 = -14

1

-1

x = -1

2*x^3-16 = -18

-1

2

x = 2

2*x^3-16 = 0

2

x-2

2*x^2+4*x+8

2*x^3-16

x-2

4*x^2-2*x^3

4*x^2-16

8*x-4*x^2

8*x-16

16-8*x

0

2*x^2+4*x+8 = 0

DELTA = 4^2-(2*4*8)

DELTA = -48

DELTA < 0

x in { 2} 

x = 2

See similar equations:

| V(x)=(14-2x)(10-2x)(x) | | 49z^2-81=0 | | 10r-2=10-5r | | -5x^2+1000x+5000=0 | | 5x/2-5=x/4+9 | | y=1/5x-3 | | V(x)=(20-2x)(14-2x)(x) | | 6-13t=-6t-1 | | 100+.9(y-600)= | | -6-13t=-6t-1 | | 9w=36 | | X^2+2X+47=0 | | 0(3(2)-6)=0 | | -7(x+5)-45=3-27 | | 0(3x-6)=0 | | 4x+10=7X-14 | | .2x-.02x=.018 | | -11x+77=-56-4x | | 7x+y=5400 | | ln(3x)+3=8 | | c^2=36+9 | | -8x^2+5x+5=0 | | -5m^2-m=5 | | 2(x-7)+2x=(x+9)+(x+2)+(x+7) | | 42/x=18-12 | | (x+4)(x-2)=55 | | 2/3(a+2)=1/3(4a+1) | | 0=-7x^2+9x+7 | | 3x+2(x-1)=7x-4(x+2) | | 3x^2-2v-9=0 | | x+3x-x+8=4x-2x+10 | | 8x^3*x^(6/35) |

Equations solver categories