Cho hàm số bậc nhất y=(2m-4)x+2 \(\left(m\ne2\right)\)

a, Xác định m để góc tạo bởi với trục Ox là góc tù

b,Xác đinh m để đồ thi hàm số đi qua điểm A(-2;6)

c,Xác định giá trị của m để đồ thị của hàm số bậc nhất y=(2m-4)x+2 cắt đường thẳng có phương trình y=2x+2m^2-6 tại 1 điểm trên trục tung

1.As a businessman,he couldn't imagine real poverty(wealth)

2.Ican never make up stories- I have absolutely no__________ (imagine)

3.People who are____ lack the basic reading and writing skills (literate)

1."If I were you,I would no longer spend most of my time chatting on Facebook",he said(ADVISED)

2.When did you star searching for some facts in the past?(HOW)

1.That house is part of the town's heritage, but the coumcil is demolishing it(wish)

2.I'm not good at English, so I can't become a tour guide (if)

1.what should (do) to preserve the local tradition?
2.this used (be) the best restaurant in town

3.when her train got to the station, we. ( wait) on the platform

4.if you (go) to bed earlier,you. ( not be) so tired

5. I only wish you. (be)all as happy as I am

6.The doctor told him to stop. (smoke) and take a trip

7.He is so annoying!He (always\leave)his things everywhere

8.I have decided (study) more and improve my overall average

9.As far as I know,he's coming.But I. (not speak) to him for weeks

10.I will call you when the guest (arrive)