Question 1. Let m, y) = gammy] Find an equation of the tangent plane of the surface 2 = f( 51'. y) at (3, O, 0). Question 2. Let f(:r, y, z) = 1:1(1 + sin(sr2 + y? 22)) Approximate the value of ffQDQ, 4.01, 4.99). Question 3. A senior plans to print several bound copies of their senior thesis. They remember seeing a price table at a print shop near Columbia: Print cost (Thesis binding, blackfwhite) Number of copies $356 $456 $45? $582 $802 $1111 $555 $699 $955 $1299 $640 $809 $1099 $1429 The senior thesis is 311 pages long, and they want to print 45 copies of it. Estimate the cost