方程x3-9x2+18x-6=0,x∈[0,+∞)的根全正实根,试用逐次扫描法(k=1),找出它的全部实根的存在区间,并用二分法求出最大实根,精确到0.01。
第1题
— Good morning , My I help you — No, thnk you. I’m just lookinground.— .I’m looking forwrd t— Good morning , My I help you — No, thnk you. I’m just lookinground. — .I’m looking forwrd to it. B.Howre you feeling tody C.I’ll write you check right now. D.Tke your time , then.
A.I’m looking forward to it.
B.How are you feeling today
C.I’ll write you a check right now.
D.Take your time , then.
第2题
A、I'm looking forward to see you again.
B、I'm looking to seeing you again.
C、I'm looking foraward to seeing you again.
D、I'm looking forward to you again.
第3题
I'm looking forward to together with you.
A、working
B、worked
C、work
第4题
I' m looking forward to()together with you.
A. worked
B. work
C. working
第5题
I’m looking forward _______ you in the near future.
A、to seeing
B、to see
C、seeing
D、seen
第6题
______ the novel last year, I'm looking forward to seeing the film.
A.having read
B.reading
C.to read
D.having to read
第7题
I' m really looking forward to_from you.
A. hear
B. hearing
C. being heard
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