Question

Which of these is not equivalent to:

1/2 logy 64 + logo 20 - logo40

a. 2long 4
b

b. long 3 + long 2
b b

c. log 4
b

d. log 4 - log 8
b b

Show the procedure please.​

Answer 1

Only c) log4 is equivalent, others are not

Explanation:

½log64 + log20 - log40

log(64^½) + log(20/40)

log8 + log(½)

log4