3 years ago

Please help a bro brainiest3^-x=243

Mathematics

2 answers:

Sveta_85 [38]3 years ago

4 0

Answer:

x=-240

Step-by-step explanation:

g100num [7]3 years ago

4 0

Answer: $x = - 5$

Step-by-step explanation:

$3^{-x} = 243$

$3^{-x} = 3^{5}$

$-x = 5$

$x = -5$

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Please help a bro brainiest3^-x=243​

Please help a bro brainiest3^-x=243