log2 8 + 3/2 log3 3√9 এর মান কত?
সমাধান
সঠিক উত্তর: Option B
log2 8 + 3/2 log3 3√9
= log2 23 +3/2 log3 (32)1/3
= 3 log2 2 + 3/2 log3 32/3
= 3 × 1 + 3/2 . 2/3 log3 3
= 3 + 1 × 1
= 4
= log2 23 +3/2 log3 (32)1/3
= 3 log2 2 + 3/2 log3 32/3
= 3 × 1 + 3/2 . 2/3 log3 3
= 3 + 1 × 1
= 4