BACHILLERATO
MATEMÁTICAS
TAREA 2
1- Calcula, respetando el orden operacional:
1) |
x2 + 8x + 15 = ( x + 5 ) ( x + 3 )
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2)
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n2 + n – 20 = ( n + 5 ) ( n – 4 )
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3)
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m2 - 12m + 27 =
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4)
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x2 - 2x – 24 =
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5)
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x2 + 20x + 75 =
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6)
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y2 + 16y – 80 =
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7)
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x2 - 25x + 100 =
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8)
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y2- 6y – 72 =
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9)
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y2+ 5/6 y + 1/6 =
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10)
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x2 + 0.6x - 2.16 =
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11)
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y2- 0.2y - 1.95 =
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12)
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x2 + 35x + 300 =
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13)
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y2 + 10y – 600 =
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14)
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z2 + 12z – 693=
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15)
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w2 - 69w + 1080 =
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16)
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x2y2 + 34xy + 120 =
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17)
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z2 - 2.3z + 1.26 =
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18)
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w2 + 0.8w + 0.15 =
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19)
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403 - 44x + x2 =
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