C. i / i
ExplanationStep 1: Powers of i repeat after every 4 powers. Step 2: Dividing 13 by 4 gives remainder 1 so i¹³=i. Step 3: Remember the cycle i¹ i² i³ i⁴.
Step 1: Powers of i हर 4 पर repeat होती हैं। Step 2: 13 को 4 से divide करने पर remainder 1 है इसलिए i¹³=i। Step 3: i¹ i² i³ i⁴ का cycle याद रखें।
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