Section 14.4: Problem 7 Previous Problem Problem List Next Problem (1 point) Suppose w = 2xy + In (8 + z2 ) , x = x = 402 -, y = Su + 70, z = cos(7u) . Find aw/du when u = -3, U = -6. au |(u,v)=(-3,-6) Preview My Answers Submit AnswersSection 14.4: Problem 8 Previous Problem Problem List Next Problem (1 point) Suppose z = In(8q) and q = Vu + 2 tan(7u) . Find Oz/du and Oz/du when u = =, U = -1. oz du | (u,v)=(1/7,-1) oz = au (u,v)=(1/7,-1)