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If f: R → R be given by f(x) = , then fof(x) is (A) &...

If f: R → R be given by f(x) | Class 12 Mathematics Chapter Relations and Functions, Relations and Functions NCERT Solutions

Question:

If f: R → R be given by f(x) = , then fof(x) is
(A)

(B) x³

(D) (3 – x³).

Answer:

: R → R is given as.

The correct answer is C.

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Popular questions of class 12 Mathematics

Q: Given an example of a relation. Which is
(i) Symmetric but neither reflexive nor transitive.
(ii) Transitive but neither reflexive nor symmetric.
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(v) Symmetric and transitive but not reflexive.

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R = {(x, y): y = x + 5 and x < 4}
(iii) Relation R in the set A = {1, 2, 3, 4, 5, 6} as
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(iv) Relation R in the set Z of all integers defined as
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(v) Relation R in the set A of human beings in a town at a particular time given by
(a) R = {(x, y): x and y work at the same place}
(b) R = {(x, y): x and y live in the same locality}
(c) R = {(x, y): x is exactly 7 cm taller than y}
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Read the question carefully and focus on the core concept being asked.
Reference examples and data from the chapter when answering questions about Relations and Functions.
Review previous year question papers to get an idea of how such questions may be framed in exams.
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Welcome to the NCERT Solutions for Class 12 Mathematics - Chapter . This page offers a step-by-step solution to the specific question from Excercise 3 , Question 13: If f: R → R be given by f(x) = , then fof(x) is (A) (B) x3 (C) &....

If f: R → R be given by f(x) | Class 12 Mathematics Chapter Relations and Functions, Relations and Functions NCERT Solutions

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