What is the value of log_4 64?
Answer and explanation
Correct answer: A. 3
- Step 1: Ask: 4 to what power gives 64? Step 2. 4^3 = 64, so log_4 64 = 3. Answer: 3. Why not the others: 4: That is one more than the power needed. 2: That is one less than the power needed. 16: That divides the number by the base instead of finding the power.
Practise more Exponential and logarithmic functions.
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