trigonometria unisul

Esta avaliao contempla contedos os Tpicos de Estudos 1 e 2. Unidade de Aprendizagem Elementos da Trigonometria e Funes Elementares Curso Cincias Aeronuticas Professor Adriana Mendona Destro Nome do aluno Data 10/08/2014 Questo 1 Utilizando as propriedades operatrias com nmeros reais que envolvem adio subtrao multiplicao diviso potncia e radicais determinar o valor numrico das seguintes expresses. EMBED Equation.3 1/-2 3.-1 40 16 4.-8 16 (-9) 9 - 0,5 (-3) 2,5 (-32) 16 -1 -3,5 -13,5 -1 -3,5 13,5 -1 9 EMBED Equation.3 4/9 . 16/9 . 1/6 2 5/2 64/81 . 1/6 2 5/2 64/486 2 5/2 64 486.(2) 243.(5) / 486 64 972 1215 / 486 - 179/486 (Valor da questo 1,0 ponto) Questo 2 Determine o valor numrico do polinmio EMBED Equation.3 para EMBED Equation.3 . x -2 P(-2) -2.(-2) EMBED Equation.3 (-2) EMBED Equation.3 .(-2) 1 P(-2) -2.(-8) 4 (-1) 1 P(-2) 16 4 2 P(-2) 18 x 2 P(2) -2.(2) EMBED Equation.3 (2) EMBED Equation.3 .(2) 1 P(2) -2.(8) 4 1 1 P(2) - 16 4 P(2) - 12 EMBED Equation.3 P(1/3) -2.(1/3) EMBED Equation.3 (1/3) EMBED Equation.3 .(1/3) 1 P(1/3) -2.(1/27) 1/9 1/6 1 P(1/3) - 2/27 1/9 1/6 -1 P(1/3) -2.(2) 1.(6) 1.(9) 1.(54) / 54 P(1/3) -4 6 9 54 / 54 P(1/3) -43/54 EMBED Equation.3 P(1/2) -2.(1/2) EMBED Equation.3 (1/2) EMBED Equation.3 .(1/2) 1 P(1/2) -2.(1/8) - 1 P(1/2) -2 1.(2) 1.(2) - 1.(8) / 8 P(1/2) -2 2 2 8 / 8 P(1/2) -6/8 - (Valor da questo 1,0 ponto) Questo 3 Dados os polinmios EMBED Equation.3 EMBED Equation.3 e EMBED Equation.3 , determinar EMBED Equation.3 2.(2 EMBED Equation.3 - x x - x 1) (x - 2x 1) 4 EMBED Equation.3 - 2x 2x - 2x 2 x 2x 1 4 EMBED Equation.3 - 2x x 1 EMBED Equation.3 2 EMBED Equation.3 - x x - x 1 ( x - 2x 1) ( x 1) 2 EMBED Equation.3 - x x - x 1 x - 2x 1 x 1 2 EMBED Equation.3 - x 2x - 4x 1 EMBED Equation.3 (x - 2x 1) . ( x 1) x - 2x x x - 2x 1 x - x - x