What is log₂ 8 + log₂ 4?
Answer and explanation
Correct answer: D. 5, because 3 + 2 = 5 (equal to log₂ 32)
- Step 1: log₂ 8 = 3 and log₂ 4 = 2. Step 2. Add them: 3 + 2 = 5. Answer: 5. Why not the others: the others mix up the product and quotient laws of logarithms.
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