Select the correct answer
Simplify the expression so there is only one positive power for each base.
(5-2.4 - 4) - 2
B.
och
OD. 54.46

Select the correct answer Simplify the expression so there is only one positive power for each base 524 4 2 B och OD 5446 class=

Respuesta :

9514 1404 393

Answer:

  A.  5⁴·4⁸

Step-by-step explanation:

The relevant rules of exponents are ...

  (ab)^c = (a^c)(b^c)

  (a^b)^c = a^(bc)

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  [tex](5^{-2}\cdot 4^{-4})^{-2}=5^{(-2)(-2)}\cdot4^{(-4)(-2)}=\boxed{5^4\cdot4^8}[/tex]

Answer:

 A.  5⁴·4⁸

Step-by-step explanation