Firstly I am asked to differentiate y= x^4 - 3x^2 + 6
I get 4x^3 - 6x I am sure this correct, please advise if not (Nod)
I am lost with the gradient function of this one
y = 3/x^2 - 2x + 5
not sure what to do with the initial fraction
thinking it should be
????? - 2 ??