yui127
yui127
23-02-2022
SAT
contestada
If 3^x-2 = 81, what is the value of 2^2x-7?
Respuesta :
zsm2800
zsm2800
23-02-2022
Answer:
32
Explanation:
3^(x-2) = 81 = 3^4
so x - 2 = 4
x = 6
2^(2x-7) = 2^(2*6-7) = 2^5 = 32
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