If log 27 = 1.431, then the value of log 9 is:0.934

If log 27 = 1.431, then the value of log 9 is:0.934 B. 0.945 C. 0.954 D. 0.958

Quiz

Answer/Solution

0.954

Steps/Work

log 27 = 1.431
log (3^3 ) = 1.431
3 log 3 = 1.431
log 3 = 0.477
log 9 = log(3^2 ) = 2 log 3 = (2 x 0.477) = 0.954.
Answer is C.