Shwet Goyal posted an Question
December 04, 2021 • 18:53 pm 30 points
  • IIT JAM
  • Mathematics (MA)

Consider the map f: d defined by f(x, y) = (7x + x*, 3x + 4y + y) then, fis discontinuous at (0, 0) (a) f is continuous at (0, 0) and all directional derivative

Consider the map f: D defined by f(x, y) = (7x + x*, 3x + 4y + y) Then, fis discontinuous at (0, 0) (A) f is continuous at (0, 0) and all directional derivatives exist at (0, 0) (B) fis differentiable at (0, 0) but the derivative Af(0, 0) is not invertible (C) (D) fis differentiable at (0, 0) and the derivative Af(0, 0) is invertible

1 Answer(s) Answer Now
  • 0 Likes
  • 1 Comments
  • 0 Shares
  • comment-profile-img>
    Kanika goswami 1 best-answer

    option B and D are true. check attachment.

    cropped2220990866806774558.jpg
    eduncle-logo-app

    Please elaborate.

    eduncle-logo-app

    I have already elaborated....and it is very simple question that is based on concepts....

whatsapp-btn

Do You Want Better RANK in Your Exam?

Start Your Preparations with Eduncle’s FREE Study Material

  • Updated Syllabus, Paper Pattern & Full Exam Details
  • Sample Theory of Most Important Topic
  • Model Test Paper with Detailed Solutions
  • Last 5 Years Question Papers & Answers