A) 8
B) 7
C) 4
D) 5
Correct Answer: B
Solution :
Required units digit = Units digit in\[{{(1)}^{43}}+{{(6)}^{73}}\] Now \[{{(1)}^{43}}=1\] and \[{{(6)}^{73}}=6\] Hence Units digit in \[{{(216)}^{43}}+{{(426)}^{73}}=\]unit digit In \[(1+6)=7\]
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