NCERT Example 16 - Relations and Functions

Question: Let f(x)=x^2 and g(x)=2x+1. Find (f+g)(x), (f-g)(x), (fg)(x) and (f/g)(x).

Answer: f+g=x^2+2x+1; f-g=x^2-2x-1; fg=2x^3+x^2; f/g=x^2/(2x+1), x not equal to -1/2.

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

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