log272 - log218 + log28 = কত?
A
9
B
3
C
7
D
5
উত্তরের বিবরণ
সমাধান:
= log272 - log218 + log28
= log2(72 × 8) - log218
= log2{(72 × 8)/18}
= log232
= log225
= 5log22
= 5 ; [ log22 = 1]
0
Updated: 21 hours ago
Created: 2 weeks ago
A
6/17
B
11/6
C
9/5
D
14/7
সমাধান:
0
Updated: 2 weeks ago
loga(m/n) = ?
Created: 1 month ago
A
loga m × logan
B
loga m - logan
C
logam+ logan
D
কোনটিই নয়
প্রশ্ন: loga(m/n) = ?
সমাধান:
loga(m/n) = logam - logan
0
Updated: 1 month ago
প্রশ্ন:
Created: 1 month ago
A
- 2log
B
log2
C
2
D
- 1
সমাধান:
0
Updated: 1 month ago
0
Updated: 1 month ago
