ẹc, mình chưa học tới bài căn bậc :V

\(=2^{162}.3^{54}.3^{72}.2^{54}.2^{10}\\ =2^{226}.3^{126}\\ =2^{3.63+37}.3^{2.63}\\ =8^{63}.9^{63}.2^{37}\\ =72^{63}.2^{37}\)

Dễ thấy

sắp xếp các từ sau thành câu hoàn chỉnh :

1. a / rehearsing / her / is / play / at / group / celebration / for / anniversary / school / the / present .

=> Her group is rehearsing a play for the school anniversary celebration at present.

2. life / we / whole / the / eat / affects / that / out / know / we / food .

=> We know that the food we eat affects our whole life.

3. after/ the / of / the / invention / could / man / underwater / freely / breathing equipment / swim .

=> After the invention of the breathing equipment, man could swim freely underwater.

4. American / think / ones / more / students / do / you / vacations / Vietnamese / year / than / a / have ?

=> Do you think American students have more vacations a year than Vietnamese ones?

5. fit / too / eating / enjoy / much / help / healthy / you / , / but / stay / and / will / not / food / the you .

=> Eating the food you enjoy, but not too much will help you stay fit and healthy.

Câu hỏi của Mạc Thị Huyền Trang

Viết một đoạn văn ngắn về chủ đề my hollyday (viết sai chính tả kìa :V)

=> In my holiday, my mom surprised my brother and I with a train trip to the nation's capital - washington DC. We departed at night and woke up the next morning somewhere in Virginia. Looking at beautiful sight of the mountains while enjoying breakfast.
I had my 15th birthday while on this vacation and the crew said "Happy Birthday" to me every time they saw me.
My grandmother often shared stories of how she rode the rails back in the 60's as this was the most common way to travel back then. This trip gave me the opportunity to share my story with her as well. This trip brought my family closer. I will never forget it.

=> Tan wants to ask either you or me to help him repair his computer.

=> Either her parents or she is invited to the party tonight.

=> I didn’t get enough to eat, and you didn’t either.

=> William doesn’t work there, and John doesn’t either.

=> You can either help us or go to your room.