Question

write the units digit of the cube of 21
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Answer 1

Answer:

Cube of 21 = 21 x 21 x 21 = 9261

The unit digit is 1.

∴ The unit digit of the cube of 21 is 1 .

Answer 2

cube of 21 = 21×21×21=9261

unit digit of cube of 21 is 1

Step-by-step explanation:

first 21 multipled 3 times then the we get answer then the unit digit of last digit of cube of 21 is cube