Q) Let A = R – {5} and B = R – {1}. Consider the function f: A → B, defined by f(x) = (𝑥−3)/

Q) Show that a function f: R → R defined by f(x) = 2𝑥/(1+𝑥^2 ) is neither one-one nor onto.

Q) Show that 𝑓:𝑅_+→[−5,∞) given by 𝑓(𝑥)=4𝑥^2+4𝑥−5 is both one-one and onto where 𝑅_+=[0,∞).

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and when I pull these moves on stage in São Paulo next month then what???

#danca #forro #forronotiktok #dancarinos #piseiro | dancing

Doesn’t everyone do this? 😄 #andyandmichelle | andy and michelle

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