Here is the Math HW for today (2/5/01) HW #2: 228 --- 43,47 43. 16c16 - 16

47. 9u2 - 9v2 - 36w2 + 36vw

229 --- 53 53. a2 + b2 - c2 - d2 - 2ab + 2cd

232 --- 11,27 11. 0= x2 + 14x + 48

27. 8u3 -2u2 = 0

232 --- 37,41 37. 4x3 - 12x2 + 8x = 0

41. y4 - 10y2 + 9 = 0

249 --- 9,13 (fractions) 9. 2xy/x2y - y2x

13. a2 + 8a + 16/ 16 - a2

249 --- 21,29 21. 3x2 - 9y + 4/6x2 + 7x - 10

29. cx + dx = c2 - d2

249 --- 41,43 41. 25x2 - 36y2/10x2 + 3xy - 18y2

43. 6a3 + 10a2/36a3 - 100a

253 --- 27,29 27. (-x/4y)2 * (-4y/x)

29. Find the area of a square if each side has a length of 2x/7 in.

253 --- 32,41 32. If you travel for 7t/60 hours at 80r/9 mi/h, how far have you gone?

41. 10x4/6x-12 * x2 - x -2/4x

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