1) (From Hardcover Book, Marsden/Tromba, Vector Calculus, 6th ed., Section 1.1., # 37 or from your Ebook in the Supplementary Exercises for Section 11.1, #42) Find a line that lies entirely in the set defined by the equation x2 + y - 22 = 1. 2) (From Hardcover Book, Marsden/Tromba, Vector Calculus, 6th ed., Section 1.3., # 46 or from your Ebook in the Supplementary Exercises for Section 11.3, #140) Suppose v, w E R are orthogonal unit vectors. Let u = v X w. Show that w = u x v and v = w X u