Join ExamsbookAnswer : 2. "(1+2m)/2"
If log72 = m, then log4928 is equal to ?5
Q: If log72 = m, then log4928 is equal to ?
- 11/(1+2m)false
- 2(1+2m)/2true
- 32m/(2m+1)false
- 4(2m+1)/2mfalse
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Answer : 2. "(1+2m)/2"
Explanation :
Answer: B) (1+2m)/2 Explanation: log4928 = 12log77×4 = 12+122log72= 12+log72= 12 + m= 1+2m2.