tArEA:♥

♣kArLa pAolA GrUpO 1-5♥

TuRNo mAtUtInO NL.29

tArEa♥1

1:

(1). 5(x-2y)=5x-10y

(2).- (x^2+2x)3x^4y=3x^6y+6x^5y

(3) .(x-3)(x+5)=

=x^2+5x-3x-15
=x^8+2x-15

(4), (x+7)(x-4)=

=x^2+5x-3x-15
x^2+2x-15

(5). -(x-4)(x-3)=

x^2-3x-4x+12

x^2-1x+12

(6).(3x-4)(6x-2)=

18x^2-6x--24x+8=18x^2-30x+8

(7).4x(2x-3)=8x^2+12x

(8). (3x^2-4y)(-5y^3)=-15xy2+20y´^4

(9). (2x+3)(6x^3+4x^4-2x+7)=

=12x^4+8x^3+4x^2+14x+18x^3+12x^2+6x^2+21=

=12x^4+26x^6+22x^6+14x+21

(10).(4x^2+6x-3)(8x^5+16x^4+6x^4+63x^3+27^2-189x-65)=

=32x^7+64x^6+252x^5+108x^4-756x^3-260x^2
+48x^6+92x^5+378x^4+162x^3-1136x^2-390x
-24x^5-48x^4-189x^3+81x^2+567x+195x

32x^7+112x^6+324x^5+438x^4-783x^3-1313x^2+177x+195x

tArEA♥2

(1) -18x^3/9x
-2x^2

(2). -3x^5/-2x^2=.6x3

(3)3x^2-6xy-12x^2/3x

x-2y-4x

(4)-4x^2+6x^2+32x/-2x=2x^3-3x-16X

(5)17x^4/3x^3=5.6x

(6).12xy/628x^2zy

=0.01910XZ

(7) 8z^2/256z^6=32z^4

(8)625x^3y^2z/5yz=125X^3YZ