when differentiating this :
I take the (x^2+y^2) to the other side and then differentiate but i get a different answer to when i use the quotient rule (when leaving it as is).
Is there any reason for this or am i just making a mistake somewhere?
I take the (x^2+y^2) to the other side and then differentiate but i get a different answer to when i use the quotient rule (when leaving it as is).
Is there any reason for this or am i just making a mistake somewhere?