5log81*3log32*5log81
Matematika
erwinpatandiana
Pertanyaan
5log81*3log32*5log81
1 Jawaban
-
1. Jawaban ayuagustinapard
5log81 x 3log32 x 5log81
=log81/log5 x log32/log3 x log81/log5
=4xlog3/log5 x log 32/log 3 x 4xlog3/log5
=4/log5 x log32 x 4xlog5/log3
=(16xlog5xlog32)/(log5xlog3)
=(16xlog(5+32))/(log(5+3))
=(16xlog37)/(log8)
=(16xlog37)/(3xlog2)
=16/3 x (log(37-2))
=16/3 x log35