1. Dane jest wyrażenie algebraiczne :
[4-3(b+2a)] - 2( b-a)= ?
a = -
b =
Obliczenia.!!! :)
¼×[4-3×(½+2×(-½))]-2×(½×½-(-½))=¼×[4-3×(½+(-1)]-2×(¼-(-½))=¼×[4-
3×(-½)]-2×¾=¼×[4-(-1½)]-1½=¼×5½-1½=1⅜-1½=-⅛
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¼×[4-3×(½+2×(-½))]-2×(½×½-(-½))=¼×[4-3×(½+(-1)]-2×(¼-(-½))=¼×[4-
3×(-½)]-2×¾=¼×[4-(-1½)]-1½=¼×5½-1½=1⅜-1½=-⅛