wykonaj dodawanie.
1) (4x-2)+(5x+3)=
2) (y do potęgi drugiej+5y-6)+(2y -y+8)=
3) (5x do potegi drugiej-ax+a do potęgi drugiej)+(3x do potęgi+2ax-3a do potęgi drugiej)=
4) (10a do potegi n-2b do potegi m +c)+(-3a do potegi n -6b do potegi m-c)=
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1. 9x+x
2. y2+6y+2
3. 6xa2x2+3x+2ax
4. 7a do pot. n -8b do pot.m