Question
The digit at unit's place in the number $17^{1995}+11^{1995}$ $-7^{1995}$ is(A) 0(B) 1(C) 2(D) 3
Step 1
Step 1: We can write the given expression as $17^{1995}+11^{1995}-7^{1995}$ as $(7+10)^{1995}+(1+10)^{1995}-7^{1995}$. Show more…
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