MathematicsMedium175×since 2002Q2710Let ƒ : [0, 2] →\to→ R be a twice differentiable function such that ƒ''(x) > 0, for all x ∈\in∈ (0, 2). If ϕ\phiϕ(x) = ƒ(x) + ƒ(2 – x), then ϕ\phiϕ is :Adecreasing on (0, 2)Bdecreasing on (0, 1) and increasing on (1, 2)Cincreasing on (0, 2)Dincreasing on (0, 1) and decreasing on (1, 2)Check answerSkip