SubArea: DerivativeLevel: AProject ID: 1003112004Accepted: 1Easy: 1Given the function \( f(x)=x^2-6x+5 \), determine all the values of \( x \) (\( x\in\mathbb{R} \)) for which \( f'(x)=0 \).\( x=3 \)\( x=1 \)\( x=-3 \)\( x=5 \)\( x_1=1 \), \(x_2=5 \)