Math, asked by sonalpriyanka9498, 1 year ago

Find the unit digit in the product (4387)^245×(622)^72

Answers

Answered by kunjmaurya
0

Answer:

you should power only unit digits

as 7^245 * 2^72

you should know after power 4 the unit digit automatically

repete so you should divide to powers number by 4

next you find

7^1 * 2^4

7*6=42

so unit digit is 2

Step-by-step explanation:

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