diketahui log 2 = a Dan log 3 = b. mana nilai log 180 adalah...

log(180) = log(3 x 3 x 2 x 10)
log(180) = log(3) + log(3) + log(2) + log(10)
log(180) = b + b + a + 1
log(180) = a + 2b + 1