Respuesta :

choixongdong

Answer:

1) 6

2) 63  15/16

Step-by-step explanation:

1)

= 6^9 / 6^8

= 6^(9-8)

= 6^1

=  6

2)

= 2^6 - 4^5 * 4^-7

= 2^6 - 4^-2

= 2^6 - 1/4^2

= 64 - (1/16)

= (1024 - 1) / 16

= 1023/16

= 63 15/16

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