Guest Session: 1 Question Remaining. Create Account to save progress.
Login
Multivariable & Vectoreasy
0:00.0

At the point (1,1)(1,1)(1,1), the gradient of a differentiable function f(x,y)f(x,y)f(x,y) is ∇f(1,1)=⟨3,4⟩\nabla f(1,1) = \langle 3, 4 \rangle∇f(1,1)=⟨3,4⟩. In which of the following directions is the rate of change of fff equal to zero?