🛠️ JEE➗ Maths

Let \(g(x)=3 f\left(\frac{x}{3}\right)+f(3-x) \forall x \in(0,3)\) and \(f^{\prime\prime}(x)>0 \forall x \in(0,3)\) t…

Q1

Let \(g(x)=3 f\left(\frac{x}{3}\right)+f(3-x) \forall x \in(0,3)\) and \(f^{\prime\prime}(x)>0 \forall x \in(0,3)\) then \(g(x)\) decreases in interval \((0, \alpha)\), then \(\alpha\) is (22 Jan, Shift I, Memory Based)

a

\(\frac{7}{4}\)

b

\(\frac{2}{3}\)

c

\(\frac{9}{4}\)

d

\(\frac{7}{3}\)

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