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Demonedge asked Dec 22, 2022

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29 votes

Help please please i beg

Mathematics
high-school

Demonedge asked Dec 22, 2022

by Demonedge

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12 votes

Answer:

6²

Ste㏒㏒㏑p-by-step explanation:

Xpmatteo answered Dec 23, 2022

by Xpmatteo

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19 votes

Answer:

x=-1

Explanation:

$3^(x)+3^(x+2)=(10)/(3) \\=> 3^(x) + 3^(x)*3^(2)= (10)/(3) \\\\=> 3^(x) (1+9)=(10)/(3) \\=> 3^(x)=(10)/(3):10\\=> 3^(x)=(1)/(3) \\ \\=> x=-1$

Nico Rikken answered Dec 27, 2022

by Nico Rikken

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