October 2018 1 16 Report

usuń nawiasy i wykonaj redukcję wyrazów podobnych

a) (5x+2y)-(-3x+4y)-6x

b)-(-3ab+8)+ (2-4ab)-(-7ab-12)

c)(6,5p+3q-2 1/2) -(7,1p - 2 1/3q-2,5)-(-0,6+1/3q-2,3)

d) -(-5a^2 +2,25a-9)+(-3-1 1/4a+0,1a^2)-(-12-7 1/10 a^2+1/2a)

/-to znaczy ułamek

^2 -to znaczy to kwadratu

jak by ktos nie wiedzial^.^


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