Examine the following functions for continuity.(A) f(x) = x-5 (B) f(x) =\(\frac {1}{x-5}\), x≠5 (C) f(x) = \(\frac {x^2-25}{x+5}\), x≠-5 (D) f(x) = |x-5|
Check whether the relation R in R defined as R = {(a, b): a ≤ b3} is reflexive, symmetric or transitive
Check whether the relation R defined in the set {1, 2, 3, 4, 5, 6} asR = {(a, b): b = a + 1} is reflexive, symmetric or transitive.