1 . logx19=-2

• A. $3$
• B. $2$
• C. $\frac{1}{3}$
• D. $-\frac{1}{3}$

Answer: Option A

Explanation:

2 . logx19=-2

• A. $\pm 3$
• B. $\pm \frac{1}{3}$
• C. $-3$
• D. $3$

Answer: Option D

Explanation:

3 . logx19=-2

• A. 3
• B. 2
• C. $\frac{1}{3}$
• D. $-\frac{1}{3}$

Answer: Option A

Explanation: