2da tarea 1º 4 (ADRIAN)

2Da Tarea 1ª4 y 1ª5 Algebra T. Mat. 03/09/2010 


Resolver en su blog las siguientes sucesiones y series Numéricas:

1.- a1= -27 d= 2 12 terminosR:-25,-23,-21,-18,-16,-14,-12,-10,-8,-6,-4,-2.

2.- a1= -34/9 d= 2/3 9 terminosR:120/27, 414/81, 1404/243, 4698/729, 15552/2187, 51030/6561, 166212/19683, 538002/59049, 1732104/177147.

3.- a1= 67 d= -3.75 10 terminosR:63.25,59.5,55.75,52,48.25,44.5,40.75,37,33.25,29.5.

4.- a1= 128.15 d=-12.35 7 terminosR:115.8,103.45,91.1,78.75,66.4,54.05,41.7.

5.- a1= 63/7 d= -9/7 11 terminosR:54/7, 45/7, 36/7, 27/7, 18/7, 9/7, 0/7, -18/7, -27/7, -36/7

6.- a1= -3 an= 187 n= -75R:SN=(-3+187)-75/2=(184)-75/2=-13800/2=-6900

7.- a1= 2 an= 215 n= 164R:SN=(2+215)164/2=(217)164/2=35588/2=17794

8.- a1= 21 an= 276 n= 321R:SN=(21+276)321/2=(297)321/2=95337/2=47668.5

9.- a1= -78 d= -49R:AN=-78+(-49)(n-1)=-78-49(n-1)=-127(n-1)=-126.

10.- a1= 345 d= -169R:AN=345+(-169)(n-1)=345-169(n-1)=176(n-1)=177.