f(×)=ײ-6×-5×-12×-6×-5×-4
Answer (1)
Answer:1.) f(x)=x²-6×-5 a=1 , b=-6 -6 x=- ——— 2.1 x=3 f(x)=x²-6x-5, x=3 f(3)=-14 answer: (3,-14)2.) x-1 x-1=0 x-1=0 x=1answer: (1)3.) 2x-6-5 (2-6)x-5 (2-6)x-5answer: (-4x-5)4.) x-4 x-4=0 x-4=0 x=4answer: (4)
Answer:1.) f(x)=x²-6×-5 a=1 , b=-6 -6 x=- ——— 2.1 x=3 f(x)=x²-6x-5, x=3 f(3)=-14 answer: (3,-14)2.) x-1 x-1=0 x-1=0 x=1answer: (1)3.) 2x-6-5 (2-6)x-5 (2-6)x-5answer: (-4x-5)4.) x-4 x-4=0 x-4=0 x=4answer: (4)
