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# 16x^2z, 40xz^2, 72z^3 =8z 68. 15x^2y^2 -9xy^2 + 6x^2y = 3xy(5xy-3y+2x) 72. a(a + 1) -3(a +1) = (a+1)(a-3) Section 5. 9a^2 - 64b^2 = (3a-8b)(3a+8b)...

cAN YOU HELP ME WITH LEARNING TEAM WEEK 3 ASSIGNMENT Math 209?
Individual assignment Section 5.1 40. 16x^2z, 40xz^2, 72z^3 =8z 68. 15x^2y^2 -9xy^2 + 6x^2y = 3xy(5xy-3y+2x) 72. a(a + 1) -3(a +1) = (a+1)(a-3) Section 5.2 16. 9a^2 - 64b^2 = (3a-8b)(3a+8b) 62. X^3 y +2x^2 y^2 + xy^3 = xy(x+y)^2 80. X^3 +ax +3a +3x^2 = (x^2+a)(x+3) Section 5.3 58. 18z + 45 +z^2 = (z+15)(z+3) 64. h^2 - 9hs + 9s^2 don’t know 102. 3x^3y^2 - 3x^2y^2 +3xy^2 = 3xy^2(x^2-x+1) Section 5.4 18. 2x^2 +11x +5 = (2x+1)(x+5) 26. 21x^2 +2x -3 = (3x-1)(7x+3) 38. 8x^2- 10x -3 = (2x-3)(4x+1) 88. a^2b +2ab -15b = b(a-3) (a+5) Section 5.5 36. m^4 -n^4= (m^2+n^2)(m+n)(m-n) 44. 3x^3 -12x = 3x(x+2)(x-2) 66. 8b^2 +24b +18 = 2(2b+3)(2b+3) 72. 3x^2 - 18x – 48= 3(x-8)(x+2) 82. Prime Section 5.6 18. 2h^2 -h -3 =0 = -1, 3/2 32. 2w(4w +1) =1 don’t know 54. x^2 - 36 = 0 = -6, 6 58. x^3 = 4x = -2,0,2 66. (x -3)^2 +(x +2)^2 =17 = -1,2 98. 40 meters 100. 4 square km 9 square km 25 square km 104. r = 0.5

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