Question

Use log5 2 0.4307 to approximate the value of log5 4.

Answer 1

log<sub>5</sub) 4
= log<sub>5</sub) (2^2)
= 2log<sub>5</sub) 2
= 2(0.4307)
= ...

Answer 2

since 4=2^2, log4 = 2*log2