Math, asked by priya200617, 9 months ago

Find the one's digit in the cubes of the following numbers
(1) 17
(2) 12
(3) 38
(4) 53
(5) 71
(6) 84​

Answers

Answered by omprakashmalviya2000
9

Answer:

1. 3

2. 8

3. 2

4. 7

5. 1

6. 4

Step-by-step explanation:

(1) 17

Number at the unit's digit: 7

Cube of 7: 343.

Unit's digit of 343: 3.

Hence, the number at unit's digit of 17 is 3.

(2) 12

Number at the unit's digit: 2

Cube of 2: 8.

Unit's digit of 8: 8.

Hence, the number at unit's digit of 12 is 8.

(3) 38

Number at the unit's digit: 8

Cube of 8: 512.

Unit's digit of 512: 2.

Hence, the number at unit's digit of 38 is 2.

(4) 53

Number at the unit's digit: 3

Cube of 3: 27.

Unit's digit of 27: 7.

Hence, the number at unit's digit of 53 is 7.

(5) 71

Number at the unit's digit: 1

Cube of 1: 1.

Unit's digit of 1: 1.

Hence, the number at unit's digit of 71 is 1.

(6) 84

Number at the unit's digit: 4

Cube of 4: 64.

Unit's digit of 64: 4.

Hence, the number at unit's digit of 84 is 4.

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Answered by Swarup1998
0

(1) 3

(2) 8

(3) 2

(4) 7

(5) 1

(6) 4

Step-by-step explanation:

(1)

The given number is 17

Its one's digit is 7

7's cube = 343

Thus one's digit in the cube of 17 is 3.

(2)

The given number is 12

Its one's digit is 2

2's cube = 8

Thus one's digit in the cube of 12 is 8.

(3)

The given number is 38

Its one's digit is 8

8's cube = 512

Thus one's digit in the cube of 38 is 2.

(4)

The given number is 53

Its one's digit is 3

3's cube = 27

Thus one's digit in the cube of 53 is 7.

(5)

The given number is 71

Its one's digit is 1

1's cube = 1

Thus one's digit in the cube of 71 is 1.

(6)

The given number is 84

Its one's digit is 4

4's cube = 64

Thus one's digit in the cube of 84 is 4.

#SPJ3

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