When differentiating would you use a combination of the chain rule and the product rule, giving an answer of:
(12x^2(x^4+3)^2(cos2x)) + ((x^4+3)^3(sin2x)).
When differentiating would you use a combination of the chain rule and the product rule, giving an answer of:
(12x^2(x^4+3)^2(cos2x)) + ((x^4+3)^3(sin2x)).