2024 Slot 1Calculus > Easy(A), (B) and (D) only(A), (B) and (C) only(A), (B), (C) and (D)(B), (C) and (D) only✅ Correct Option: 1Related questions:If a function f(x)=x2+bx+1f(x)=x^{2}+b x+1f(x)=x2+bx+1 is increasing in the interval [1,2][1,2][1,2], then the least value of bbb is :For the function f(x)=2x3−9x2+12x−5f(x) = 2x^3 - 9x^2 + 12x - 5f(x)=2x3−9x2+12x−5, x∈[0,3]x \in [0, 3]x∈[0,3], match List-I with List-II : List-IList-IIA. Absolute maximum value(I) 333B. Absolute minimum value(II) 000C. Point of maxima(III) −5-5−5D. Point of minima(IV) 444The rate of change (in cm2/s\mathrm{cm}^{2} / \mathrm{s}cm2/s ) of the total surface area of a hemisphere with respect to radius rrr at r=1.3313 cmr=\sqrt[3]{1.331} \mathrm{~cm}r=31.331 cm is :