Advertisements
Advertisements
Question
Find the unit digit of expanded form.
2921
Sum
Advertisements
Solution
2921
Unit digit of base 29 is 9 and power is 21 ...(odd power).
Therefore, unit digit of 2921 is 9.
shaalaa.com
Unit Digit of Numbers in Exponential Form
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
If a = 3 and b = 2, then find the value of the following.
ab + ba
If a = 3 and b = 2, then find the value of the following.
(a + b)b
If a = 3 and b = 2, then find the value of the following.
(a – b)a
Find the unit digit of expanded form.
4615
Find the unit digit of expanded form.
10012
Find the unit digit of expanded form.
3416
Find the unit digit of the following numeric expression.
11420 + 11521 + 11622
Observe the equation (10 + y)4 = 50625 and find the value of y
The unit digit of (32 × 65)0 is
Find the unit digit of the numeric expression: 1623 + 7148 + 5961
