Let {f} be a twice differentiable function on (1,6) . If {f}(2)=8, {f}'(2)=5, {f}'( {x}) \\geq1 and {f}"( {x}) \\geq4, for all {x} \\in(1,6), then : [4 Sep 2020 Shift 1]

Correct Answer is : f(5)+f′(5)≥28

JEE Mains 04-Sep-2020 Shift 1 Solved Paper

Section: Mathematics

Question : 69 of 75

Marks: +1, -0

Let f be a twice differentiable function on (1,6). If f(2)=8,f′(2)=5,f′(x)≥1 and f"(x)≥4, for all x∈(1,6), then :

[4 Sep 2020 Shift 1]

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