question_answer21) Show that the signum function given by is neither one-one nor onto.
View Answer play_arrowquestion_answer24) Let A an B be sets. Show that such that f(a, b) = (b, a) is bijective functrion.
View Answer play_arrowquestion_answer25) Let A an B be sets. Show that such that f(a, b) = (b, a) is bijective functrion.
View Answer play_arrowquestion_answer33) If show that (fof) (x) = x for all What is the inverse of f?
View Answer play_arrowquestion_answer38) Consider f : R+ given by f(x) = 9x2 + 6x ?5. Show that f is invertible with
View Answer play_arrow* | 1 | 2 | 3 | 4 | 5 |
1 | 1 | 1 | 1 | 1 | 1 |
2 | 1 | 2 | 1 | 2 | 1 |
3 | 1 | 1 | 3 | 1 | 1 |
4 | 1 | 2 | 1 | 4 | 1 |
5 | 1 | 1 | 1 | 1 | 5 |
question_answer57) Let be defined as f(x) = 10x + 7. Find the function g : such that gof = fog = IR.
View Answer play_arrowquestion_answer59) If f : is defined by f(x) = x2 ? 3x + 2 find f(f(x)).
View Answer play_arrowquestion_answer60) Show that the function defined by is one-one and onto function.
View Answer play_arrowquestion_answer61) Show that the function f : R R given by f(x) = x3 is injective.
View Answer play_arrowquestion_answer66) Find the number of all onto functions from the set {1, 2, 3, 4 ….. n} to itself.
View Answer play_arrowquestion_answer75) Number of binary operations on the set {1, b} are (a) 10 (b) 16 (c) 20 (d) 8
View Answer play_arrowquestion_answer76) If sin?1x = y, then (A) (B) (C) 0< y < (D)
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