Skdsk Skdsk 18-12-2022 Matematik Cevaplandı 4a.(3a2-6)= 7x.(4x²+5)= (4b-9).6b²- 12x³ (4x-3)= (7a²+9).6= 11a.(6a²+1)= 13a4. (20a-12)=