Question

Jika 3 Log 5 =P dan 5 Log 4 = q, maka 4 Log 15 = ....
a . pq per 1+p
b. p + q per pq
c. p + 1 per pq
d. p+1 per q + 1
e. pq per 1-p

Answer 1

4 log 15 = 5 log 15 = 5 log 3 . 5 = 5 log 3 + 5 log 5 .1/q = 1/p.1/q + 1 = 1/pq + 1
----------------- ----------------
5 log 4 q
lanjutannya ga tau :D