user-avatar
phuongtrangvt11
2 năm trước
Bài 2. Xác định hàm số bậc nhất y = ax + b biết đồ thị của hàm số đi qua giao điểm của hai đường thẳng d1 : y = x – 1 ; d2 : y = 2x , và song song với đường thẳng d3 : y = - 2x + 3. Bài 4. Xác định hàm số bậc nhất biết đồ thị của hàm số đi qua điểm A(-2;1) và tạo với hệ trục toạ độ tam giác có S = 4.
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

I. Give the correct form of the word given to complete the sentence. 1. Is she enough to run one kilometer? (GOOD) 2. “Ow! Be careful with that coffee.” - “Look, now I have a on my arm” (BURNING) 3. Rob has a of 39.50C (TEMPERATE) 4. Don’t eat so quickly. You’ll get a ___ (TEETH) 5. I have a in my back. I’m going to lie down. (PAINFUL) 6. That’s a bad . Why don’t you have a glass of water? (COUGHING) 7. “I have .” - “Why don’t you telephone the doctor?” (STOMACH) 8. My arm after the table tennis match (HURT) 9. “I have a .” - “That’s because you watch too much TV.” (HEAD) 10. Lan was absent from class because of her ______ (SICK) I. Put the verbs in brackets in the correct tense form. 1. Nam looks brown. He was on holiday last week. He (get)……………sunburn. 2. Getting plenty of rest is very good. It (help)……………….you to avoid depression. 3. The Japanese (eat)………………………..a lot of fish so they are very intelligent. 4. If you wash your hands more, you (have)……………….less chance of catching flu. 5. Eating carrots regularly (help)……………………….you see better. 6. It is very hot outside. Please (wear)…………………a sun hat when you go out. 7. Do more exercise and you (feel)………………………..healthier. 8. I don’t want (be)……………………………..tired tomorrow so I go to bed early. 9. Nowadays, I don’t feel well. I often (feel)……………………….sick and weak. 10. People who ( smile)……………………….more are happier and they live longer.

2018 © Loga - Không Ngừng Sáng Tạo - Bùng Cháy Đam Mê
Loga Team