Respuesta :

Answer:

  3x²

Step-by-step explanation:

[tex]3x\cdot\dfrac{1}{x^{-4}}\cdot x^{-3}=3x^{(1-(-4)-3)}=3x^2[/tex]

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The applicable rules of exponents are ...

[tex]x^ax^b=x^{a+b}\\\\\dfrac{1}{x^{-a}}=x^a[/tex]

Answer:

3x^2.

Step-by-step explanation:

3x * (1/x)^-4 * x^-3

= 3x * x^4 * x^-3

= 3x * x

= 3x^2.