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1. 12x*yºz?w + 2xy? 11 2. (20"b? - 10ab'c) + 2ab* 11 3. (xy^2 - 4yºz +6xy2 - y" 2) + yz 11 4. 12y+z+ 6y Il 5. (bab*c-3a*bc+ 2abc-4ab'c) + abc = 6.(2r's" + 2"c* + rs*?") + sit Il 7 (2ax" + 4bx) + 2x 8. (Buv + 10uuw-uvw) + 2uv 9. (4xyz + 12xy! -- 6x + 12xyz) + 2xy = 10. (5a + 150 ) - 5ax​

1 12xyºzw 2xy 11 2 20b 10abc 2ab 11 3 Xy2 4yºz 6xy2 Y 2 Yz 11 4 12yz 6y Il 5 Babc3abc 2abc4abc Abc 62rs 2c Rs Sit Il 7 2ax 4bx 2x 8 Buv 10uuwuvw 2uv 9 4xyz 12xy class=