WebMy solution for this involves substituting u = logx and then using quadratic formula. I was just wondering whether there is a shortcut as there are quite a number of steps. ... For Example -> arr=[9,1,2,3,9] and K=3, maximum value = 9+(1+2+3)/3+9 = 20. r/cheatatmathhomework ... WebDetermine the maximum and minimum value of the following function. f (x) = x log x Advertisement Remove all ads Solution f (x) = x log x ∴ f' (x) = x d dx x x d dx x x d dx ( log x) + log x d dx ( x) x x x x = x × 1 x + log x × 1 = 1 + log x and f'' (x) = x x 0 + 1 x = 1 x Consider, f' (x) = 0 ∴ 1 + log x = 0 ∴ log x = - 1
Solved Examples on Maxima and Minima for IIT JEE - BYJU
WebWelcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get … WebThe maximum value of xLogx in (2,∞) is 2398 71 KCET KCET 2008 Application of Derivatives Report Error A 1 B e2 C e D e1 Solution: Let y = xlogx On differentiating w.r.t. x, we get dxdy = x2x⋅x1−logx.1 = x21−logx For maxima, put dxdy = 0 ⇒ x21−logx = 0 ⇒ logx = 1 ⇒ x− e Now, dx2d2y = (x2)2x2(−x1)−(1−logx)2x At x = e, dx2d2y ≤ 0, maxima django bajka
Jeffrey Triantafilo - Director - Systems and DC Design - Fuzzy LogX …
Web22 dec. 2024 · The minimum value of logx/x in the interval [2, ∞) is (A) log2/2 (B) Zero (C) 1/e (D) Does not exist applications of derivatives jee jee mains 1 Answer +1 vote answered Dec 22, 2024 by Rozy (42.0k points) selected Dec 23, 2024 by Vikky01 Best answer Answer is (D) Does not exist Let us consider WebLet f = logx/x Derivative is df/dx = (1−logx)/x 2 maximum value occurs when derivative is zero. So⇒ (1 − logx)/x 2 = 0 ⇒logx = 1 ⇒x = e I hope this answer will help you. Thanks … WebQ. Local maximum value of the function logex x is Q. The function f (x) = e x Q. 1)Find the local maxima and local minima, if any, of the function. Find, also the local maximum & … django backup database postgresql