General Interest 44. Turn ears start from the same paint at the same time. Cine travels nnrth at 25 mph, and the nther travels east at EU mph. Haw fast is the distance between them increasing at the end sf 1 hr? (Hint: D1 = x1 + 13:. Ta find B after 1 hr, salve [1'1 = 151 + 1501.} General Interest 44. Turn ears start from the same paint at the same time. Cine travels nnrth at 25 mph, and the nther travels east at EU mph. Haw fast is the distance between them increasing at the end sf 1 hr? (Hint: D1 = x1 + 13:. Ta find B after 1 hr, salve [1'1 = 151 + 1501.} 41:}. Rate ef change ef a healing wennd. The area ef a heal- ing wnund is given by = TTTE. The radius is deereaeing at the rate ef 1 millimeter per Ida}:r [-1 tnn'tfday} at the mement when r = 25 mm. Hew fast is the area deereaaing at that II'tIIiEIli