Solve the following equations (i) sgn ({[x]}) = 0 (ii) sgn(…

Maths Fundamental of Mathematics Greatest Integer Function, Fractional Part & Signum Function Subjective Type

Published by: CGP EDU Academic Team

Published on: August 14, 2026

Solve the following equations

(i) sgn ({[x]}) = 0 (ii) sgn(x 2 – 2x – 8) = –1

(iii) sgn = – 1

Text Solution

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The correct answer is:

CHECK THE SOLUTION.

(i) x ∈ R

(ii)x ∈ (–2, 4)

(iii) (1, 2) ∪ (2, 3) ∪ (3, 4)

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