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Reduceti termenii asemenea: a) 2y-5x²+51-18x²-2y+3x²-50-5+10x²= b)2/5ax+ax²-1/10ax-a²x-0.1ax+a²+ax................Va rog urgent dau coroana.

Răspuns :

a)=-16x²-4
b)=ax²-a²(x-1)+12ax/10