Discussion

Explanation:

Given, f(x) = x2 + log3x and g(y) = 2y + f(y), 

∴ g(3) = 2 × 3 + f(3)

⇒ g(3) = 2 × 3 + 32 + log33

⇒ g(3) = 6 + 9 + 1 = 16

Hence, option (a).

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