simplify; 2log(_{3}) 6 + log(_{3}) 12 – log(_{3}) 16
-
A.
2 -
B.
3 -
C.
2 – 2log32 -
D.
3 – log32 -
E.
4 – log32
Correct Answer: Option B
Explanation
2log(_{3}) 6 + log(_{3}) 12 – log(_{3}) 16
= (log_3 6^2 + log_3 12 – log_3 16)
= (log_{3} (frac{36 times 12}{16}))
= (log_{3} (27))
= (log_{3} 3^3)
= (3 log_{3} 3)
= 3