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Questions › JNU › JNU SSS 2011 › Q89
1 mark, −0.25Mathematics › Sets, relations and functions › Functions: domain, range and compositionHardabout 2 min

JNU SSS 2011 Question 89: Sets, relations and functions

Let AAA be the set {f(x)∣0<x<1}\{f(x) \mid 0 < x < 1\}{f(x)∣0<x<1}. What does it mean if we say that yyy is not an element of AAA?

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Let A be the set {f(x) | 0 < x < 1}. What does it mean if we say that y is not an element of A? (A) f(y) is not an element of A (B) f(y) is not between 0 and 1 (C) y is not between f(0) and f(1) (D) None of the above

Sets, relations and functions has come up 65 times in 6 exams since 2004.

What this question tests

This question is on Functions: domain, range and composition, part of Sets, relations and functions in Mathematics.

What makes a rule a function, its domain and range, composition and graph transformations.

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