" What will be last digitIt of "(73)^(75^(64^(76)))

Find the last two digits of 64^(236) .

Find the last two digits of 64^(586) .

Find the last two digits of 64^81

Find the value of i^(73)+i^(74)+i^(75)+i^(76) (A) 0 (B) 2 (C) 2i (D) -2i

What is the unit place digit in the expansion of 7^(73) ?

Evaluate : ""^(75)C_(73)

Evaluate : ""^(75)C_(73)

What is 0.09 xx 7.3 equal to ?

you know that 1/7 = 0.bar142857 can you predict what the decimal expansion of 2/7,3/7,4/7,5/7,6/7 are without actually doing the long division ? If so how [hint : study the remainders while finding the value of 1/7 carefully]