Easy
1 point
ID: #23071
Question
log3(1/9) = ?
Options
1
2
Correct Answer
2
3
Correct Answer
3
-2
Correct Answer
4
-3
Correct Answer
Explanation
log3(1/9) = log3(3^-2) = -2 log3(3) = -2 × 1 = -2। (যেহেতু log3(3)=1)।