September 2018 1 8 Report

29. Zredukuj Wyrazy Podobne :

a) b + a + r + b +a +p +a + pa
b) b - a - r - b -a -p -a -p -a
c) a + 2b + 3c + 4c - 5b - 6a
d) a3 + 2a - a2 + 3a2 - 10a3 + 5
e) 5x2 - x2 + y2 + y - 3 - y +(-2)y2 + 5
f) 13x + 7y - 10x - 4y + 5y
g) 90x + 3y - x2 - 9 x 9x - 2y + x2


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