42. Digit at unit place of (-1+1+1-1+1+1-1+1+1)" is:
(A) 3
(B)9
(C) 7
(D) 1
Answers
Answered by
0
Answer:
Answer is 3....................
Answered by
0
Answer:
3
Step-by-step explanation:
+6-3=3
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