The brackets for the loss function given are wrong.
L = ((y- f(x))^2)/2
This is the correct one but the loss given in the qn mixed the parenthesis so in the qn
L = (y - (f(x)^2))/2
here only f(x) is being squared
The brackets for the loss function given are wrong.
L = ((y- f(x))^2)/2
This is the correct one but the loss given in the qn mixed the parenthesis so in the qn
L = (y - (f(x)^2))/2
here only f(x) is being squared