Question 105

The last digit of $$(1001)^{2008}$$ + 1002 is

Solution

when we need to find unit digit of any question we focus on unit digits of the given equation

we know if any number ends with 1 then any power of it will give unit digit 1 hence $$1001^{2008}$$ will have last digit as 1

and so last digit of $$(1001)^{2008}$$ + 1002 = 1 + 2 = 3

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