QUESTION 2 10 points Save Answer Let P(x,y,z)=yex*-z +tan-1(xyz)+3e* +2, and let r(t) be a space curve such that r(0) = (-2, -,4 ) and r'(0)= is 5 V 2 dP Let B be a value such that = -6 at t = 0. dt Find the value of the poduct a B. 4 O 15 28 O 15 O None of the other choices 7 O 60 O 4