aubreeshear14 aubreeshear14
  • 30-12-2020
  • Mathematics
contestada

Which expression is equal to
-18b^-4

Respuesta :

rebeccarayshma
rebeccarayshma rebeccarayshma
  • 30-12-2020

Answer:

[tex] - \frac{18}{ {b}^{4} } [/tex]

Step-by-step explanation:

[tex] - 18b {}^{ - 4} [/tex]

express b^-4 with a positive exponent using:

[tex]a {}^{ - n} = \frac{1}{ {a}^{n} } [/tex]

[tex] - 18 \frac{1}{ {b}^{4} } [/tex]

[tex] - \frac{18}{ {b}^{4} } [/tex]

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