Safari 9:42 AM Mon Apr 10 . . . 85% O Q Do Chapter 5 Assignment Chapter Test ~ N G X ... X CALCULUS Full R... X Chapter 3 Test X Test B Optimizati X MCV4U Chapter... X ILCAppealForm X Chapter 5 As... .T . 1. Differentiate with respect to x. a ) y = x' e-* b) y=x'cos x ex? c) Vx 2. Find an equation of the tangent to the following function at the given point. y=5+xe" when x=1 3. Find the local extrema of the function y = 2x e-*