What is the remainder when is divided by 5?
Answer and explanation
Correct answer: B. 1
- Step 1: Find the pattern of remainders of modulo 5: 2, 4, 3, 1, 2, 4, 3.
- Step 2: The cycle repeats, and .
Answer
1.
Why not the others: 0: it divides the exponent instead.
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