Published by:
CGP EDU Academic Team
Published on: August 14, 2026
The expression 
where [x] and {x} are integral and fractional part of x and n ∈ N is equal to
A
B
n – 1
C
D
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(b, c, d)
Expression 
= 
= 
= 
= (n – 1)
= (1 + 2 + 3....+ (n – 1)]
– [1 + 2 + ...+ (n – 2)] ⇒ (n – 1)
– 1 ⇒ 
–1 = n – 1
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