Evaluate log 2 16 log 2 16.
Aptitude
Logarithm
Difficulty: Easy
Choose an option
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A2
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B3
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C4
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D5
Answer
Correct Answer: 4
Explanation
Concept / Approach
- Recognize 16 = 2 4 16=2 4 .
Step-by-step calculation log 2 16 = log 2 ( 2 4 ) = < 𝑚 𝑎 𝑟 𝑘 > 4 < / 𝑚 𝑎 𝑟 𝑘 > log 2 16=log 2 (2 4 )=4
Common pitfalls
- Confusing base and argument; the base is 2 here.
Final Answer4