To find unit place in exponents

Algorithm to find integral exponents of iota and generalize in terms of 4n+1;4n;4n+2

State the quotient law of exponents

Finding the digit at unit place in the given product

In a book, the frequency of units digit of a number on the pages is givne below: Find the probability of getting 8 in the units place on the pages.

If x is an even number,then x^(4n), where n is a positive integer,will always have zero in the units place (b) 6 in the units place either 0 or 6 in the units place (d) None of these

State the product law of exponents.