(1234)102 + (1234)103 में इकाई अंक ज्ञात कीजिए। A. 2 B. 4 C. 0 D. 1

Powers of a number ending in 4 end in 6 for even powers and 4 for odd powers. 1234¹⁰² ends in 6 and 1234¹⁰³ ends in 4, so the sum ends in 0.