Question

What is the unit digit of the expression 317^171

Answer 1

Answer:

unit digit of the expression 317 raised to the power 171=1

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Answer 2

Answer:

The Unit digit of expression of 317 ¹⁷¹ is 3

Step-by-step explanation:

• In the context to the given question , we have to find the unit digit of the given expression

GIVEN:

317 ¹⁷¹

SOLUTION:

⇒ 317 ¹⁷¹

To find out unit digit , we consider only last digit

therefore,

⇒ 7¹⁷¹

It can also be written as

⇒ (7³)⁵⁷

⇒ 7³ = 343

Therefore, The Unit digit of expression of 317 ¹⁷¹ is 3