Question

The digit in unit's place of the product 81 x 82 x 83 x ....... 89 is
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Answer 1

Answer:

2.03065642 is the correct answer

Answer 2

Answer:

okay

Step-by-step explanation:

81 × 82 × 83 × ........89

take a unit digit multiply

1 × 2 × 3 × 4 × 5 × 6 × 7 × 8 × 9 = 0

since there is 5 and 2 are present

so , we get 5 × 2 = 10

and the last digit of 10 is 0

so , the last digit of the above number is also 0 .