MatematikTutkusu.com
carpanlara ayirma
23 Eki 2014, 13:26
cizmeli kedi
carpanlara ayirma
(3
(2x+1)
-2
(2x-1)
).(3
(2x-1)
+(2
(2x+1)
=80 ise 36
x
=?
24 Eki 2014, 00:17
utku_2178
2*4^x+81^x=36^x/6+80;
36^x=(2*4^x+81^x-80)/6