SubArea: DerivativeLevel: BProject ID: 9000070704Accepted: 1Differentiate the following function. f(x)=1cosx+3x2f′(x)=sinx−6x(3x2+cosx)2; x∈Rf′(x)=6x−sinx(3x2+cosx)2; x∈Rf′(x)=sinx−6x3x2+cosx; x∈Rf′(x)=6x−sinx3x2+cosx; x∈R