Question

Maaf kalau 2 log 3=a dan 3 log 5=b nyatakan dalam 2 log 15?

Answer 1

2 log 3 = a 3 log 5 = b

2 log 15
= 2 log 3+ 2 log 5
= a + (2 log 3. 3 log 5)
= a + ab
= a (1+b)