CBSE Class 12-science - Problems on Functions Videos
Problems on Functions
This video revists the types of functions and solve problems based on them.
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Introduction to Relations
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Functions and its type
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Problems on Functions
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Concepts related to composition of functions
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Problems on Composition
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l didn't get the 2nd step, if we open the first step it becomes vast so how we got the second step as a simplified version.
- A thief steals a 100 Rs note from a shop and buys goods worth 70 Rs from the same shop with the same 100 Rs note and the shopkeeper returns him 30 Rs., how much Rs does the shopkeeper lose?
- Prove that the function f:R-R,given by f(x)=2x,is one-one and onto
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find the domain of the following
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confuse
- Let A and B be non empty sets and f is a mapping from A×B to B×A such that (a,b)=(b,a), then 'f' is
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Check surjectivity. Plzz
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2018, 25, Maths,find the set of elements.
- show that the relation R on R defined as R={(a,b):a<_b } is reflexive, transitive but not symmetric Chapter: Relations and functions
- et f R--> R be defined by f(x) = 3x -4, then find f^-1(x
