1er tarea 2da evaluacion

SUMA Y RESTA
1) (189x3+379x2-467x-4621) + (421x3-1265x2-637x+16274)= 610x3-886x2+1104x+11653


2) (46825x3-314589x2+222x-163578)-(654189x2+16548x3-75391x5-7733x4+113344)= 75391x5-7733x4+30277x3-968778x2+222x-2769333


3) (18/9x4+37/14x2-22/63x7-147369)-(-77/23x7+41/5x2+189/61x4-245/13)=


5357/1449x7-201/183x4-389/70x+1916042/12


MULTIPLICACION
4) (189x3) (189x11) = 35721x14


5) (19x3-9y2)(7x2+11y3) = 133x5+209x3y3-63x2y2-99y5


6) (17x2-25y3)(14x3+21x2-34x2y-18xy2) =238x5+357x4-578x4y-350x3y3+306x3y2+850x2y4-525x2y3+450xy5

7) (15x4-8y3+12z2-33xyz)(45xyz+27x3-5z2-22y4) =
405x7+630x5yz-330x4y4-75x4z2-891x4yz-216x3y3+324x3z2-1485x2y2z2-
360xy4z+705xyz3+726xy5z+40y3z2-264y4z2


ESPONENTES
8) ( 38??3y)2* 382 .?? 3.2 . y2 = 1444??6y2


9) (32??2-22??3) ¾ *32/1 – ¾ = 128/3??8/3* 22/1-3/4=
 88/4??12/3= 128/3??8/3 – 88/4??12/3


10) ( 7x-3y)( 14y-27x)* 98xy-189x2-42y2






DIVISIONES


11) 128x3-67x2+18x+49 / 4x = 32x2-16x- ¾ 1/x +4+ ½ 1/x +12 + ¼ 1/x


12) X2-28x+36 / x+6= x-6 - 16/x-6


13) 75x2 -105x-25 / 5x+5= 15x-6 -5/15x-6


14) 14x2-49x+71 /2x+7= 7x+10 -20x+1/7x+10


15) 18x3-64x4+128x2-3x+27 /3x+3=
6x2-21x3-21x2+15x-16 -21/6x2-21x3-21x2+15x-16