Cho p và $p^{2}$ + 2 là các số nguyên tố. Chứng minh rằng số $p^{3}$ + $p^{2}$ +1 cũng là số nguyên tố? Giúp mình với =)

Chia từ he (arrive) in australia a year ago how long you (learn) french? they (plow) the field at the moment ? how your father (go) to work everyday? => he usually (drive) i used (play) so much when i (live) in the country the weather (become) hotter and hotter in july

1. this was only a small company with saveral years of low profit but now it has changed a lot -> 2. men were the breadwinner of the family and women depended greatly on men -> 3.my sister admitted that she lied sometimes in the past but now she didn't -> 4. Jim asked me that i preferred to do as a child that i no longer did now -> 5. who took care of you when you were a toddler? -> 6. Jim wasn't interested in reading books when he was small but now he is really into it -> 7. i got all the attention from my parents before my little brother was born -> 8. bungalows were very popular 6 years ago ->

Một xe máy di chuyển giữa hai địa điểm A và B. Vận tốc trong1/2 thời gian đầu là 30km/h và trong 1/2 thời gian sau lá 15m/s. Tính vận tốc TB trên cả quảng đường.

Ai có thể tóm tắt giùm k Đề bài Hãy tính áp suất tại B, biết trọng lượng riêng của thủy ngân (Hg) là 136 000 N/m3. Từ đó suy ra độ lớn của áp suất khí quyển.

Bạn nào giúp mình câu a bài 7 và cả bài 8 vs ạ

Cho hàm số : y = (m -1)x + 2m -1 a.tìm m để đồ thị hàm số đi qua điểm A (2;5) b.Chứng minh đồ thị hàm số luôn đi qua 1 cố định với mọi m c.tìm tọa độ giao điểm của đồ thị hàm số trên với m tìm được ở câu a và đường thẳng y = -x + 2

IV. Give the correct form of the verbs in brackets: Simple Past or Past Progressive. 1. "What ________(you, do) this time yesterday?"" _ "I was asleep." 2. " _________(you, go) out last night?" "No, I was too tired." 3. "What were you doing at 9 o'clock last night?" -"I ________ (prepare) my math lessons ". 4. We looked out of the window. Some children________ (play) in the yard. 5. When I was young, I_________(want) to be a bus driver. 6. I haven't seen David for ages. When I last saw him, he _________(try) to find a job in Paris. 7. My dog _________(walk) along quietly when Mr. Pitt's Pekinese attacked him. 8. While I was sleeping last night, I ________(hear) a mysterious noice. 9. My father was helping my sister with her homework while my mother_________ (do) the ironing.

1,you can only really master a language if you use it regularly => only by 2,mike did not register for the course untill hí friend offered to pay the fee for him => it was not 3 ,

ca dao, tục ngữ. Chủ đề: người thắp lên ngọn lửa tâm hồn tìm nhìu lên ạ e cám ơn