NCERT Exercise 7.7 Q9 - Integrals

Question: Integrate sqrt(1 + x^2/9).

Answer: (x/2) sqrt(1 + x^2/9) + (3/2) log|x/3 + sqrt(1 + x^2/9)| + C

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

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