Respuesta :

ricchad

Answer:

60

x^3

Step-by-step explanation:

3x^-4 (8x + 12x)

apply exponential rule:

= 3 * 1/x^4 *(8x + 12x)

add similar elements

= 3 * 20 * (1/x^4) x

multiply fractions:

= 1 * 3 * 20x

        x^4

simplify:

= 60x

    x^4

finally = 60

             x^3

Sᴘᴀᴄᴇ7

Collect like terms

3x^-4×(8x+12x)

  • Calculate

=3x^-4 * 20x

  • Solving Further

=60x^-3

  • Express with a positive exponent

=60 * 1/x^3

  • Solution

[tex] \frac{60}{ x {}^{3} } [/tex]

Otras preguntas