Math Chapter Wise question with answer

Q01 If a function on R is defined by f(x) = 1 when x is rational and f(x) = –1 when x is irrational, then f(x) is disco... English · OAVS TGT 2018 Q02 If Signum function () x f x | x | = when x 0 and f(x)=0 when x = 0, then it is discontinuous at: English · OAVS TGT 2018 Q03 The function f is defined as () ≠ kcosx π,whenx π - 2x 2 f x = π 3, when x = 2 If f(x) is continuous at x =, 2 π th... English · UKPSC GIC 2018 Q04 If log x if x 1 f(x) x 1 K if x 1 is continuous at x 1 then the value of K is– English · DSSSB TGT (SECTION-B) 28 DEC 2014 Q05 lf ((()) 5 x 32, x 2 f x x 2 k, x 2 − ≠ = − − = is continuous at x=2, then k equal to– English · JDD-75-PGT TIER II-X-15 28.06.2015 Q06 If () 1 sin, x 0 f x = x k, x = 0 ≠ is continuous at x = 0 then the value of k is: English · PGT 2011