ejercicio 21 y 22

****EJERCICIO 21****

A+ b restar a-b

a+b

a-b

0+2b

2x-3y restar –x+2y

2x      -3y

+x     -2y

+3x  - 5y

8ª+b restar -3ª+4

8ª  +B

+3ª       +4

11ª+b+14

X²-3x restar -5x+6

x²- 3x

    +5x  +6

x²+2x+6

a3-a²b  restar 7a²b + 9ab²

a³   -a²b

               -7a²b +9ab²

a³-a²b-7a²b+9ab²

x-y + z restar x-y +z

x - y + z

x +y - z

0   0   0

X + y -z restar – x- y + z

X – y + z

+ x – Y -z

2x-2y+2z

x²+y²-3xy restar -y²+3x²-4xy

x²      + y²     -3xy

-3x²  +y²     +4xy

-2x² +2y²     +1xy

x³-x²+6 restar 5x²-4x+6

x³   -x²  + 6

     -5x² +6  -4x

x³-6x²+12-4x

y²+6y³-8 restar 2y⁴-3y²+6y

y²    +6y³   -8

3y²                    2y⁴+6y

+4y²+6y³ -8   +2y⁴+6y

A³-6ab²+9ª restar 15a²b-8ª+5

A³-6ab²+9ª

               -8ª+15a²b-8ª+5

a³+6ab²-17ª  +15    +5

x⁴+9xy³-11y⁴ restar 8x³y-6x²y²+20y⁴

x⁴-9xy³-11y⁴

              -20y⁴+8x³y+6x²y²

x⁴+9xy³+31y⁴-8x³y+6x²y²

a+ b + c-d restar a-b +c –d

a + b + c - d

a -  b - c + d

a+2b+2c-2d

ab+2ac-3cd-5de restar -4ac+8ab-5cd+5de

ab+2ac-3cd-5de

      +4ac+5cd-5de-8ab

Ab+6ac+8cd-0de+8ab

x³-9x+6x²-19 restar -4ac+8ab-5cd+5de

x³     -9x          +6x²          -19

+6x³  +21x   -11x²          -43

7x³ -30x      +17x²         +62

y⁵-9y³+6y²-31 restar -11y⁴+31y³-8y²-19y

y⁵ -9y³       +6y²-31

    +31y³    -8y²             -11y⁴       -19y

y⁵+40y³  -14y²-31       +11y⁴       -19y

5m³-9n³+6m²n-8mn²  restar 14mn²-21m²n+5m³-18

5m³  -9n³  +6m²n -  8mn²

5m³           -21m²n  -14mn² -18

0m³+9n³+21m²n-   22mn²-18

4x³y-19xy³+y⁴-6x²y² restar –x4-51xy³+32x²y²-25xy³

4x³-19xy³+y⁴-6x²y²

      -51xy³        -32x²y² -x4+25x³y

4x³y-19xy³+y⁴+38x²y²-x4+25x³y

m⁶+m⁴n²-9m²n⁴+19 restar -13m³n³+16mn⁵-30m²n⁴-61

m⁶+m⁴n²-9m²n⁴+19

                 +30m²n⁴-61-13m³n³-16mn⁵

m⁶+m⁴n²+39m²n²+80+13m³n³-16mn⁵

-a⁵b+6a³b³-18ab⁵+42 restar -8a⁶+9b⁶-11a⁴b²-11a²b⁴

-a⁵b+6a³b³-18ab⁵+42

                                           -8a⁶+9b⁶-11a⁴b²-11a²b⁴

-a⁵b+6a³b³+18ab⁵-42+8a⁶+9b⁶-11a⁴b²-11a²b⁴

1-x²+x⁴-x³+3x-6x⁵ restar -x⁶+8x⁴-30x²+15x-24

1-x²+x⁴-x³+3x-6x⁵

+24-30x²-8x⁴      -15x       -x6

+25-31x²+9x⁴+x³+18x+6x⁵+x⁶

-6x²y³+8x⁵-23x⁴y+80x³y²-18  restar  -y⁵+9xy⁴+80-21x³y²-51x4y

-6x²y³+8x⁵-23x⁴y+80x³y²-18

                                             -80-y⁵-9xy⁴

6x²y³-8x⁵+23x⁴y-80x³y²-98-y⁵-9xy⁴

M⁶-8m⁴n²+21m²n⁴+8-6mn⁵ restar -23m⁵n+14m³n³-24mn³+8n⁶-14

M⁶-8m⁴n²+21m²n⁴+8-6mn⁵

                                   -14+24mn⁵+23m5n-14m³n³

m⁶-8m⁴n²+21m²n⁴-8-30mn⁵+23m⁵n-14m³n³

x⁷-8x+16x⁵-23x²-15 restar -8x⁶+25x⁴-30x³+51x-18

X⁷-8x+16x⁵-23x²-15

    +51x                        +8x⁶+25x⁴+30x³

x⁷+59x-16x⁵+23x²+15-8x⁶+25x⁴-30x³

9a⁶-15a⁴b²+31a²b⁴-b⁶+14 restar 25a⁵b-15a⁴b²+53a³b³-9ab⁵+3b⁶

9a⁶-15a⁴b²+31a²b⁴-b⁶+14

                                                25a⁵b-15a⁴b²+53a³b³-9ab⁵+3b⁶

9a⁶-15a⁴b²+31a²b⁴-b⁶+14 + 25a⁵b-15a⁴b²+53a³b³-9ab⁵+3b⁶

Ax+ax+1-ax+2 restar 5ax -6ax+1-ax+²

Ax+ax+1-ax+2

       5ax   -ax+2     +6ax+1

Ax+6ax-1-2ax+2-6ax+1

Ma-ma-1+3mᵃ-² restar 3mᵃ+1-4mᵃ+5mᵃ-2+8mᵃ³

    

Ma-ma-1+3ma-2

                   -4ma    3ma+1-5ma-2-8mᵃ³

Ma-ma-1+7ma-3ma+15ma-2+8maᵃ³

Am+4-7am+2-8am+6ª,-1 restar -11ax+1ᵃ+60xa-3

Am+4-7am+2-8am+6am-1

                                                  8mn+5mn-2+6mn-4+9mn-5

Am-4-7am+2-8am-6am-1+8m2-5mn2-6m2-4+9mn

Xa+2-7xa-1+25xq-2 restar -11xa+1+19xa+45xa-1+60xa-3

Xa+2-7xa+9xa-1+25xa-2

                  -45xa-1             -11xa+1+19xa+60xa-3

Xa+2-7xa+54xa-1+25xa2-11xa+1+19xa+60xa-3

Mn+1-6mn-2+8mn-3-19mn-5 restar 8mn+5mn-2+6mn-3+mn-4+9n-5

Mn+1-6mn-2+8mn-3-19mn-3

           +5mn-2-6mn-3                   8mn+mn-4+9n-5

Mn+1-11mn-2-14mn-3+19mn-5+8mn-mn-4-9n-5

****EJERCICIO 22****

a-b de b-a

b-a

a-b

ba+ab

x-y de 2x+3y

2x+3y

             x-y

2x+3y+x-y

-5ª+b de -7ª+5

-7ª+5

            -5ª+b

+7ª+5+5ª-b

x³-xy² de x²y + 5xy²

      xy²+5xy²

              -xy²+x²

x²y-5xy²-x²

x²-5x de -x²+6

-x²+6

  x²       -5x

+x4+6-5x 

6a²b-8a³ de x²y +5xy²

x²y+5xy²

                  6a²b-8a³

x²y+5xy²+6a²b+8a³

a-b+2c de –a+2b-3c

a+2b-3c

a-b+ 2c

-2ª-3b+5c

m- n+ p de 3n+4m+5p

3n+4m+5p

                       m-n+p

3n+4m+5p-m+n-p

-x + y-z de x+3y-6z

X+3y-6z

 -x + y -z

+x-4y+7z

3a²+ab-6b² de 5b²+8ab+a²

5b²+8ab+a²

-6b²+ab+3a²

+12b²-9ab-4a²

m²-n²-3mn de -5m²-n²+6mn

5m²-n²+6mn

m²-n²                  -3m

6m²+n²-6mn+3m

-x3-x+6 de -8x2 – 5x-4

-8x2+5x-4

                     -x3-x+6

+8x²-5x-4+x³+x-6

m³+14m²+9 de 14m²-8n+16

14m²-8n+16

+14m²                     m³  9

-28m²+8n-16+m³-9

Ab-bc+6cd de 8ad+5bc+6cd

8ab+5bc+6cd

Ab+6bc+6cd

9ab+6bc-12cd

25a²b-8ab²-b³ de a³-9a²b-b³

a³-9a²b-b³

     +25a²b -b³-8ab²

a³-34a²b+2b³+8ab²

xy²-6y³+4 de 6x³-8x²y-6xy²

6x³-8x²y-6xy²

                    xy²-6y³+4

6x³+8x²y+7xy²+6y³-4

m²+7n-8c+d de m²-9n+11c+14

m²-9n+11c+14

m²+7n-8c            +d

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2m²-16n+19c-14-d

7a³b+5ab³-8a²b²+b⁴ de 5a⁴+9a³b-40ab³+6b⁴

5a⁴+9a³b-40ab³+6b⁴

        +7a³b-5ab³+b⁴+8a²b²

5a⁴-14a³b+45ab³-7b⁴+8a²b²

6x³-9x+6x²-7 de x⁵-8x⁴+25x²+15

x⁵-8x⁴+25x²+15

               +6x²-76x³-9x

x⁵-8x⁴+31x²+22+6x³-9x

x⁵-x²y³+6xy⁴+25y⁵ de 3xy⁴-8x³y²-19y⁵+18

3xy⁴-8x3y²-19y⁵+18

                        +25y⁵         x⁵-x²y³+6xy⁴

3xy⁴-8x3y²-44y⁵+18-x⁵+x²y³-6xy⁴

8ª4b+a³b²-15a²b³-45ab⁴-8 de a⁵-26a³b²-9-8ab⁴-b⁵+6

8a⁴b+a³b²-15a²b³-45ab⁴-8

           -26a³b²           +8ab⁴+6+a⁵-b⁵

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8a⁴b+27a³b²+15a²b³-53ab⁴-14-a⁵-b⁵

23y³+8y⁴-15y⁵-8y-5 de y⁶+y³+y²+9

y⁶+y³+y²+9

15y⁶ -23y³     -5+8y⁴ -8y

16y⁶+24y³+y²+14-8y⁴-8y

7x7+5x5-23+51x+36 de x3 de x8-x6+3y4-5x2-9

X8-x6+3y4-5x2-9

                                 -23+7x7+5x5+51x+36

X8-x6+3y4-5x2+32-7x7-5x5-51x-36

Y7-6ox4y3+90x3y4-50xy6-x2y5 de x7-3x5y2+35x4y3-8x2y5+60

X7-3x5y2+35x4y3-8x2y5+60

                       60x4y3                     y7+90x3y4

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x7-3x5y2-95x4y3+8x2y5+60y7-90x3y4