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January 28, 2013
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 math.pdf

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Andrea

January 28, 2013
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  1. a) Fracciones: 5 3 , −3 2 , 5+ x

    3−x , 12 7 + 2x−1 3 - 5 2 b) Exponentes: 52 , 3−4 , 2 1 2 , (255−1 2 1 5 )3 c) Subíndices: puntuación 1 , puntuación 2 , puntuación 3 d) Raíces cuadradas: √2 , √3 , √5 , √2x−1 , √33.24.75 , √(2x5−1)3 e) Raíces de índice n: 3 √2 , 5 √7 , 4 √2x−1 f) Práctica: 5x2+3x−1=0 x2+2 3 =2x−1 a 5 x5+a 4 x4+a 3 x3+a 2 x2+a 1 x+a 0 (2553−1 234+1 )10 ⃗ v+⃗ u=⃗ w ⃗ u+v , ̃ u−v , w 1 +w 2 , w 1 +w 2 , ⋯ 5∈ℕ → 5∈ℤ→ 5∈ℚ→5∈ℝ → 5∈ℂ f (x)= { 5x+ 1 x2+ 3x−1 x⩽1 x> 1 }