August 2018 2 36 Report
A) (6a+2a+1)-(-3a²-2a+5)=
b) (12½m²-1¹₄n²-1,6)-(2¹₄m²+3³₄n²+2,4)=
c) (1,5x²y-³₄x²-15)-(²₅x²y-2²₃-¹₈x²)=

pomożecie?:D licze na was ;* daje 15 + najj ;D
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