Question

Logaritma, kalo ada bilangan decimal gitu gimana ya....

Answer 1

0,5 = 1/2 = 2⁻¹
√2 = 2^(1/2)

maka:
2^(-1 + 1/2) ' log 2³ x 2^(1/2)
 2^(-1/2) ' log 2^(7/2)
= (7/2) / (-1/2) ²log 2
= -7