जॉइन Examsbookउत्तर : 3. "9"
What is the right most integer of the expression 65776759 + 54697467 ?5
प्र: What is the right most integer of the expression 65776759 + 54697467 ?
- 14false
- 26false
- 39true
- 40false
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उत्तर : 3. "9"
व्याख्या :
Answer: C) 9 Explanation: Last digit for the power of 6 is 6 (always) Power cycle of 7 is 7, 9, 3, 1. Now 467/4 gives a remainder of 3 Then the last digit is 73 = 3 Last digit is 6 + 3 = 9.