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Huiswerkoplossings

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1) As x = -1 dan is y = -2(-1) – 8 = 2 – 8 = -6 As x = -2 dan is y = -2(-2) – 8 = 4 – 8 = -4 As x = -3 dan is y = -2(-3) – 8 = 6 – 8 = -2 As x = -4 dan is y = -2(-4) – 8 = 8 – 8 = 0 As x = -5 dan is y = -2(-5) – 8 = 10 – 8 = 2 As x = -6 dan is y = -2(-6) – 8 = 12 – 8 = 4

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3) As q = -2 dan is p = -5(-2) – 4 = 10 – 4 = 6 As q = -1 dan is p = -5(-1) – 4 = 5 – 4 = 1 As q = 0 dan is p = -5(0) – 4 = 0 – 4 = -4 As q = 1 dan is p = -5(1) – 4 = -5 – 4 = -9 As q = 10 dan is p = -5(10) – 4 = -50 – 4 = -54 As q=100 dan is p=-5(100) – 4=-500 – 4=-504

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5) As x = -2 dan is As x = -1 dan is As x = 0 dan is As x = 1 dan is As x = 2 dan is As x = 100 dan is

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7) As x = 3 dan is y = 0,2(3) – 5 = 0,6 – 5 = -4,4 As x = 4 dan is y = 0,2(4) – 5 = 0,8 – 5 = -4,2 As x = 5 dan is y = 0,2(5) – 5 = 1 – 5 = -4 As x = 6 dan is y = 0,2(6) – 5 = 1,2 – 5 = -3,8 As x = 7 dan is y = 0,2(7) – 5 = 1,4 – 5 = -3,6 As x = 8 dan is y = 0,2(8) – 5 = 1,6 – 5 = 3,4

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9) As x = 0 dan is y = 0,5(0) +4= 0 +4= 4 As x = 1 dan is y = 0,5(1) +4= 0,5 +4= 4,5 As x = 2 dan is y = 0,5(2) +4= 1 +4= 5 As x = 3 dan is y = 0,5(3) +4= 1,5 +4= 5,5 As x = 4 dan is y = 0,5(4) +4= 2 +4= 6 As x = 5 dan is y = 0,5(5) +4= 2,5 +4= 6,5

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11) As x = 1 dan is y = -3/5(1) -3 = -3/5 -3 = -3 3/5 As x = 2 dan is y = -3/5 (2) -3 = -6/5 -3 = -4 1/5 As x = 3 dan is y = -3/5 (3) -3 = -9/5 -3 = -4 4/5 As x = 4 dan is y =-3/5 (4) -3 =-12/5 -3 = -5 2/5 As x = 5 dan is y = -3/5 (5) -3 = -3 -3 = -6 As x = 6 dan is y = -3/5 (6) -3 = -18/5 -3 = 6 3/5

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