Wyrażenia algebraiczne;**załącznik zadania numer 2,5i6;^proszę!
2. a) = - 0,9a
b) = 1x^5 y^2 + 1/6 x^3 y^3
c) = 6,7abc^2 - 1,7a^2 bc - 2/3ab^2 c
d) = 6,1 xyz
5. a) = 5m - 8 +4 - 7m - m +5 - 20 - 4m = -7m - 19
b) = 4x^5 - 2x^3 + 0,5x -1 + 12 - 3x + 4 1/3 x^3 - 5,2x^5 = - 1,2x^5 + 2 1/3x^3 - 2,5x + 11
c) = 3ab - 4ab^2 + 5a^2b - 12ab^2 + 7ab - 10a^2 b = 10ab - 16ab^2 - 5a^2 b
d) = -3x - 1/3y - 4y + 2/3x - 10x +12y = - 12 1/3x + 7 2/3y
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2. a) = - 0,9a
b) = 1x^5 y^2 + 1/6 x^3 y^3
c) = 6,7abc^2 - 1,7a^2 bc - 2/3ab^2 c
d) = 6,1 xyz
5. a) = 5m - 8 +4 - 7m - m +5 - 20 - 4m = -7m - 19
b) = 4x^5 - 2x^3 + 0,5x -1 + 12 - 3x + 4 1/3 x^3 - 5,2x^5 = - 1,2x^5 + 2 1/3x^3 - 2,5x + 11
c) = 3ab - 4ab^2 + 5a^2b - 12ab^2 + 7ab - 10a^2 b = 10ab - 16ab^2 - 5a^2 b
d) = -3x - 1/3y - 4y + 2/3x - 10x +12y = - 12 1/3x + 7 2/3y