20hightechjr 20hightechjr

18-03-2024
Mathematics

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WORKINGS TO BE NEEDED

WORKINGS TO BE NEEDED class=

Respuesta :

rspill6 rspill6

18-03-2024

Answer:

k = -3

Step-by-step explanation:

(1/81) = 3^k

Note that 81 is 3^3 [3*3*3 - 81]

So let's rewrite (1/81) as 1/(3^3)

(1/3^3)= 3^k

1/3^3 can then be rewritten as 3^-3

3^-3 = 3^k

Therefore, k = -3

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