primer tarea 1-5 algebra t. mat 21/08/09

(2)(3)(-5)(-2)(3)(-7)(8)= (5)(-5)(3)+2+4-7-12+45-33+75=
6(-5)(-2)(3)(-7)(8)= -25(3)+2+4-7-12+45-33+75
-30(-2)(3)(-7)(8)= -75+2+4-7-12+45-33+75
60(3)(-7)(8)= -73+4-7-12+45-33+75
180(-7)(8)= -69-7-12+45-33+75
-1260(8)=-10080 -76-12+45-33+75
-88+45-33+75
-43-33+75
-76+75=-1

-134-12+13+54-65+67(2)(-3)(4) 12-44+36-76+89-55+243-74=
-134-12+13+54-65+67(2)-12 -32+36-76+89-55+243-74
-134-12+13+54-65+67-24 4-76+89-55+243-74
-146+13+54-65+67-24 -72+89-55+243-74
-133+54-65+67-24 17-55+243-74
-79-65+67-24 -38+243-74
-144+67-24 205-74=131
-77-24=-101

(2)(3)(-4)(5)(-6)(7)(-8)(9)(0)= (12/5)(6/3)+(4/9)(8/11)=72/15+32/99=7128+480/1485=
6(-4)(5)(-6)(7)(-8)(9)(0) 7608/1485
-24(5)(-6)(7)(-8)(9)(0)
-120(-6)(7)(-8)(9)(0) 14/3+15/2-6/4=28+45/6=73/6-6/4=292-36/24=256/24=
720(-6)(7)(-8)(9)(0) 128/12=64/6=32/3
5040(-8)(9)(0)
-40320(9)(0) (((12/5)(15/4)/(13/7)(16/9))(-5/))+1/2=180/20%
-362880(0)=0 208/63=2.85/0.9(-5/1)=-14.25/0.09+1/2=
-28.5/0.09
((9/8)(8/6)/(25/4))+((13/45)(45/2))-16/4=72/48%25/4=18/1.92+585/90=1620+1123.2/
172.8=2743.2/172.8-16/8=21945.6-2764.8/1382.4=19180.8/1382.4=9590.4/691.2=
4795.2/345.6=2397.6/172.8=1198.8/86.4=599.4/43.2=299.7/21.6

(33/17)(45/12)+3/5-18/7+16/9-25/5=1485/204+3/5=7425+612/1020=8037/1020-18/7=
56259-18360/7140=37899/7140+16/9=341091+114240/64260=455331/64260-25/5=
2276655-1606500/321300=670155/321300

tarea

1) (2)5+3(-6)-(2)(4)5=-48 2)((15)/3)+2(18)-6-3-4=28 3)(-2)(-4)(-5)(-3)(1)(7)=840
4)(2)(-5)(11)(-2)(8)(-5)=8800 5)2+3-5-6+7+18-39-65=45 6)(((5)(3)/3)+2-5(8)-4(-4)=53
7)((49)/7)(-6)+2-3+4(5)(-2)=13