Niai dari 2log15-2log21-2log5+2log14=
Matematika
cnoviyantitheaa
Pertanyaan
Niai dari 2log15-2log21-2log5+2log14=
2 Jawaban
-
1. Jawaban abyandaffa11
2 log 15 - 2 log 21 - 2 log 5 + 2 log 14
= 2 log (15 × 14 / 21 × 5)
= 2 log (3 × 2 / 3 × 1)
= 2 log 2
= 1 -
2. Jawaban FebbyTR
2 log (15:21:5x14) = 2 log 2 = 1