Use the definitions and theorems you learned in your notes to justify all your ans 1. Differentiate: y = (x2 + x - 1)3 + = e5 + 2Vx 2. Differentiate: y = log4 (sin2 x) ( notots = ()) overly s x 16 60)1 to evilsvitob orlloyd 3. Differentiate using product rule and simplify: y = (x3 - x)2(x + 1) x2 - x+1 Differentiate using quotient rule and simplify: y = x2 +3