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3 plsssw!dau coroana

3 Plssswdau Coroana class=

Răspuns :

3^x+2-1+3^x+3-2+3^x+4-3+3^x+5-4=36
3^x+1+3^x+1+3^x+1+3^x+1=36
3^x+1=3^x+1
36÷4=3^x+1=9
=> 3^x+1=9 => x=1 caci 3^1+1=3^2=9