Find UNIT DIGIT of LARGE EXPRESSIONS in 3 Seconds

Описание к видео Find UNIT DIGIT of LARGE EXPRESSIONS in 3 Seconds

Although unit digits of powers of 1, 4, 5, 9 show different patterns, we can apply a general rule...here a demonstration of finding the unit digit of large expressions.....too good for all competitive exams.....for more videos, keep visiting:
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