Advertisements
Advertisements
Question
Find the unit digit of expanded form.
2425
Sum
Advertisements
Solution
2425
Unit digit of base 24 is 4 and power is 25 ...(odd power).
Therefore, unit digit of 2425 is 4.
shaalaa.com
Unit Digit of Numbers in Exponential Form
Is there an error in this question or solution?
Chapter 3: Algebra - Exercise 3.2 [Page 57]
APPEARS IN
RELATED QUESTIONS
If a = 3 and b = 2, then find the value of the following.
ab + ba
Match the following:
| Group A Exponential form |
Group B Unit digit of the number |
| (i) 2010 | (a) 6 |
| (ii) 12111 | (b) 4 |
| (iii) 44441 | (c) 0 |
| (iv) 25100 | (d) 1 |
| (v) 71683 | (e) 9 |
| (vi) 729725 | (f) 5 |
Find the unit digit of expanded form.
1110
Find the unit digit of expanded form.
4615
Find the unit digit of expanded form.
10012
Find the unit digit of expanded form.
2921
Find the unit digit of expanded form.
1912
Find the unit digit of expanded form.
3416
The unit digit of (32 × 65)0 is
The unit digit of the numeric expression 1071 + 1072 + 1073 is
