Mister Exam

Lang:

Factor polynomial y^2-16/y-4

You have entered [src]

 2   16    
y  - -- - 4
     y

$$\left(y^{2} - \frac{16}{y}\right) - 4$$

y^2 - 16/y - 4

Fraction decomposition [src]

-4 + y^2 - 16/y

$$y^{2} - 4 - \frac{16}{y}$$

      2   16
-4 + y  - --
          y

General simplification [src]

      2   16
-4 + y  - --
          y

$$y^{2} - 4 - \frac{16}{y}$$

-4 + y^2 - 16/y

Powers [src]

      2   16
-4 + y  - --
          y

$$y^{2} - 4 - \frac{16}{y}$$

-4 + y^2 - 16/y

Rational denominator [src]

       3      
-16 + y  - 4*y
--------------
      y

$$\frac{y^{3} - 4 y - 16}{y}$$

(-16 + y^3 - 4*y)/y

Combining rational expressions [src]

       3      
-16 + y  - 4*y
--------------
      y

$$\frac{y^{3} - 4 y - 16}{y}$$

(-16 + y^3 - 4*y)/y

Combinatorics [src]

       3      
-16 + y  - 4*y
--------------
      y

$$\frac{y^{3} - 4 y - 16}{y}$$

(-16 + y^3 - 4*y)/y

Trigonometric part [src]

      2   16
-4 + y  - --
          y

$$y^{2} - 4 - \frac{16}{y}$$

-4 + y^2 - 16/y

Numerical answer [src]

-4.0 + y^2 - 16.0/y

-4.0 + y^2 - 16.0/y

Common denominator [src]

      2   16
-4 + y  - --
          y

$$y^{2} - 4 - \frac{16}{y}$$

-4 + y^2 - 16/y

Assemble expression [src]

      2   16
-4 + y  - --
          y

$$y^{2} - 4 - \frac{16}{y}$$

-4 + y^2 - 16/y