tarea
Post on 20-Nov-2015
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Tarea ISofa Beatriz Cornejo Rivera
(-2xy)2/x3yR: Y/4x4x2y2/x3y =4x2/x3 . y2/y =4x-1 . y1 =1/4x . y =Y/4x
(ab-2)-1/a2bc-1R: ab/ca-1b2/a-2bc-1 = a-1/a-2 . b2/b .1/c =a-1-(-2).b2-(1).1/c=a1.b1.1/c=ab/c
(-ab2c)-1/a-2bc-1R:-a/b3-a-1b-2c-1/a-2bc-1=-a-1/a-2.b-2/b.c-1/c-1=-a-1-(-2).b-2-(1).c-1-(-1)=-a1.b-3.c0=-a.1/b3.1=-a/b3
(7/x)(3/14x)+(3/2x)2R: 6x4(7/x)(3/14x)=21/14x2(3/2x)2= 32/2x221/14x2+32/2x2= 21(2x2)+14x2(32)/14x2=42x2+42x4/14x2=84x4/14=6x4
x-1 (x+x-1)-1R: x/x2x-1 (x-1+x1)=1/x (1/x + x)=1/x x/x=x/x2
1. Un cierto capital invertido durante 7 aos a una tasa de inters compuesto anual del 10% se ha convertido en $1,583,945 dlares. Calcular el capital inicial, sabiendo que los intereses se han pagado semestralmente.FV= PV+(1+i/2)2nFV= $1,583,945.PV=?I= 10%= 0.10N=6PV=FV/(1+i/2)2n1,583,945/(1+0.10/2)2(6)1,583,945/(1+0.5)121,583,945/129.746337=PV=12,208.013
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