Sr Examen

Otras calculadoras

¿Cómo vas a descomponer esta (9a/a+3)-3a1/(a*x-1)-1/(a*x+1) expresión en fracciones?

Expresión a simplificar:

Solución

Ha introducido [src]
9*a         3*a1       1   
--- + 3 - ------- - -------
 a        a*x - 1   a*x + 1
$$\left(- \frac{3 a_{1}}{a x - 1} + \left(3 + \frac{9 a}{a}\right)\right) - \frac{1}{a x + 1}$$
(9*a)/a + 3 - 3*a1/(a*x - 1) - 1/(a*x + 1)
Simplificación general [src]
                       2  2           
-11 - 3*a1 - a*x + 12*a *x  - 3*a*a1*x
--------------------------------------
                    2  2              
              -1 + a *x               
$$\frac{12 a^{2} x^{2} - 3 a a_{1} x - a x - 3 a_{1} - 11}{a^{2} x^{2} - 1}$$
(-11 - 3*a1 - a*x + 12*a^2*x^2 - 3*a*a1*x)/(-1 + a^2*x^2)
Respuesta numérica [src]
12.0 - 1/(1.0 + a*x) - 3.0*a1/(-1.0 + a*x)
12.0 - 1/(1.0 + a*x) - 3.0*a1/(-1.0 + a*x)
Unión de expresiones racionales [src]
1 - a*x + 3*(1 + a*x)*(-4 - a1 + 4*a*x)
---------------------------------------
          (1 + a*x)*(-1 + a*x)         
$$\frac{- a x + 3 \left(a x + 1\right) \left(4 a x - a_{1} - 4\right) + 1}{\left(a x - 1\right) \left(a x + 1\right)}$$
(1 - a*x + 3*(1 + a*x)*(-4 - a1 + 4*a*x))/((1 + a*x)*(-1 + a*x))
Parte trigonométrica [src]
        1        3*a1  
12 - ------- - --------
     1 + a*x   -1 + a*x
$$- \frac{3 a_{1}}{a x - 1} + 12 - \frac{1}{a x + 1}$$
12 - 1/(1 + a*x) - 3*a1/(-1 + a*x)
Combinatoria [src]
                       2  2           
-11 - 3*a1 - a*x + 12*a *x  - 3*a*a1*x
--------------------------------------
         (1 + a*x)*(-1 + a*x)         
$$\frac{12 a^{2} x^{2} - 3 a a_{1} x - a x - 3 a_{1} - 11}{\left(a x - 1\right) \left(a x + 1\right)}$$
(-11 - 3*a1 - a*x + 12*a^2*x^2 - 3*a*a1*x)/((1 + a*x)*(-1 + a*x))
Denominador racional [src]
(1 + a*x)*(-3*a*a1 + 12*a*(-1 + a*x)) - a*(-1 + a*x)
----------------------------------------------------
               a*(1 + a*x)*(-1 + a*x)               
$$\frac{- a \left(a x - 1\right) + \left(- 3 a a_{1} + 12 a \left(a x - 1\right)\right) \left(a x + 1\right)}{a \left(a x - 1\right) \left(a x + 1\right)}$$
((1 + a*x)*(-3*a*a1 + 12*a*(-1 + a*x)) - a*(-1 + a*x))/(a*(1 + a*x)*(-1 + a*x))
Potencias [src]
        1        3*a1  
12 - ------- - --------
     1 + a*x   -1 + a*x
$$- \frac{3 a_{1}}{a x - 1} + 12 - \frac{1}{a x + 1}$$
12 - 1/(1 + a*x) - 3*a1/(-1 + a*x)
Compilar la expresión [src]
        1        3*a1  
12 - ------- - --------
     1 + a*x   -1 + a*x
$$- \frac{3 a_{1}}{a x - 1} + 12 - \frac{1}{a x + 1}$$
12 - 1/(1 + a*x) - 3*a1/(-1 + a*x)
Denominador común [src]
     -1 + 3*a1 + a*x + 3*a*a1*x
12 - --------------------------
                   2  2        
             -1 + a *x         
$$12 - \frac{3 a a_{1} x + a x + 3 a_{1} - 1}{a^{2} x^{2} - 1}$$
12 - (-1 + 3*a1 + a*x + 3*a*a1*x)/(-1 + a^2*x^2)