The instar learning law can be represented by equation?
(a) ∆wij= µ(si) aj
(b) ∆wij= µ(bi – si) aj
(c) ∆wij= µ(bi – si) aj Á(xi),where Á(xi) is derivative of xi
(d) ∆wk= µ (a-wk), unit k with maximum output is identified
Please answer the above question.