giải thích cho mik hình này ví dụ n + adj là cái gì cộng cái gì = vp2 ( là gì ) đt ( là gì ) .................

tìm 2 số tự nhiên x,y biết 2^x+5^y=n^2(n là số tự nhiên

1. If you're not busy at the moment, would you mind ________ me with my homework? A.helping B.help C.to help D.helped 2. Mrs. Jones, I regret ________ you that your credit limit has been exceeded. A.inform B.to inform C.informing D.to informed 3/ That was ______ delicious meal I’ve ever had. A.the best B.most C.better D.the most 4Her granddaughter is as tall _________ a high school student. A.as B.than C.or D.of 5. The usage of the device was ________ more difficult than I had thought. A.very B.many C.a lot D.so 6The younger people are, ____ they learn foreign language. A.the more easily B.being easy C.easy when D.it eases

Tính diện tích lục bách ngũ thập cửu đều có cạnh $a=6(cm)$

CMR a, a ³+b ³ =(a+b) ³-3ab*(a+b) b, a ³-b ³=(a-b) ³+3ab*(a-b)

A. suppy the correct form of the verbs in paentheses: 1. they (introduce) a new video game next month. 2. I often (listen) to music before (go) to bed. 3.Lan is very hungry now because she (not eat) enough this morning. 4. Why don't we (go) to the canteen ? 5. At present, we (rehearse) a play. Nam (play) the flute. 6. We (see) a movie tomorrow. You (join) us ? 7. The River Nile (rise) in Central Afical. 8. John often (stay) in a hotel when he (come) to town, but tonight he (stay) with us. 9.It takes us about two hours (clim) to the top of the mountain. 10. Architects (make) the plans of buildings. 11.Listen ! Someone (knock) at the door. 12. The children must (be) back by six o'clock. 13. Wood (float) on water, but iron (not float). 14.Columbus (discover) America more than 400 years ago. 15.My father (play) roller-skating when he (be) a child. 16.We prefer (gather) around TV after dinner. 17.I (be) twenty-five next August. 18. Thanks for (bring) it for me.

chứng tỏ rằng b.25^25-25^24 chia hết cho 24 c.(7^6+7^5-7^4) chia hết cho 11

Đồng sunfat+NatriNitrat `=>`Nêu hiện tượng, viết pthh

Vẽ hình một chàng trai đang khóc dưới mưa. Vẽ bằng app nha. Đẹp vào đó.

Gọi s là tập hợpbcasc giá trị.....