👤

calculati:
2x² - (x-1) (2x-3)


Răspuns :

2x²-(2x²-5x+3)=
2x²-2x²+5x-3=
5x-3
2x²-(2x²-3x-2x+3)=
2x²-(2x²-5x+3)=
2x²-2x²+5x-3=
5x-3