log264 +log28 এর মান কত ?
A 128
B 7
C 9
D 2
Correct Answer: Option C
log264 +log28 = log226 + log223 =6log2 2 + 3log2 2 [যেহেতু, a0 0=1]= 6 × 1 + 3 × 1= 9
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