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Distributivität: 2·(3 ± 4) = 2· 3 ± 2· 4 | 
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Got it ! Vereinfache: $2(3a+1)+ (4+2b)0,5$ = $(x-y)(a+b)$ = $(1+x)(2x-2)$ = -$a^2+(1-a)(1-a) $ = $a(a+1)^2 $ =
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Distributivität: 2·(3 ± 4) = 2· 3 ± 2· 4 |
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Got it ! Vereinfache: $2(3a+1)+ (4+2b)0,5$ = $(x-y)(a+b)$ = $(1+x)(2x-2)$ = -$a^2+(1-a)(1-a) $ = $a(a+1)^2 $ =