Month: September 2023

  Exercise 4.5 Question 1 Let be the required number, then the reciprocal is .     differentiating (1) w.r.t     Set             But only lie in the interval , therefore neglecting . Now substituting , and in (1)             (a) is as small … Read more

  Exercise 4.4 Question 7 Find the absolute maximum and minimum values Solution Since it is a polynomial, therefore its continuous and differentiable everywhere. To find critical points:     differentiating w.r.t     Set         The critical point lies in the interval .Therefore the absolute maximum and absolute minimum must occur … Read more