10.
11. (2 – 36 – 7c)(4 +96² +49c2 + 6b – 21bc +140)
12 +911²+10x- 6xy+154)
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wysgs shaa ga aha kzsgeg
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Xd......
Xd......
Xd...... · 5 − 7c + 2c = 5 − 5c ; ... 1204 а) −6 ;. в) −1 ;. б) 5,2;. 1205. а) 2x ⋅ 3y = 6xy ; г) −5x ⋅ ( − y ) = 5xy ;. г) 1; ... д) 3, 3x ⋅ ( −10x ) = −33x2 . ... в) 4 ( 2a + 3b ) = 8a + 12b ; ґ ...
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