NCERT Exercise 2.3 Q5 - Relations and Functions

Question: Find the range of (i) f(x)=2-3x, x in R and x>0; (ii) f(x)=x^2+2, x in R; (iii) f(x)=x, x in R.

Answer: (i) (-infinity,2); (ii) [2,infinity); (iii) R.

Full step-by-step NCERT solution with diagrams on Something by Zero.

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