Find the Value of the Expression $\log _ { b } A = 3$

question 442

Multiple Choice

Find the value of the expression.
-Let $\log _ { b } A = 3$ and $\log _ { b } B = - 4$ . Find $\log _ { b } A B$ .

• A) \(- 1\)
• B) 12
• C) 7
• D) \(- 12\)