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Phải làm thế này mới đúng:
1. That river is 100 kilometers long.
2. What is the weather like in HCM city today? (Mình thấy mấy bạn sai câu này)
3. It was very cold last night.
4. Why didn't he go to school last week?
5. What is Mrs White doing at the moment?
1. That river is 100 kilometers long.
2. What the weather like in HCM city today?
3. It was very cold last night.
4. Why didn't he go to school last week?
5. What is Mrs White doing at the moment?
Chúc bạn học tốt!
1. Please save water.
2. What food do you like?
3. They wan to eat some vegetables.
4. I am taller than her.
5. He isn't weak.
6. Her hair is short.
7. The book isn't new.
8. The girl isn't ugly.
9. Her lips are empty.
1. Xin chào (Moshimoshi - Tiếng Nhật)
2. Bố (Appa - Tiếng Hàn)
3. Mẹ (euaesog - Tiếng Hàn)
4. Cá hồi/Rượu sake (Sake - Tiếng Nhật)
Ta có: C= \(\frac{3^{99}}{3^{100}}\)+\(\frac{3^{98}}{3^{100}}\)+...+\(\frac{1}{3^{100}}\)
=\(\frac{3^{99}+3^{98}+...+3+1}{3^{100}}\)
=\(\frac{1+3+3^2+...+3^{99}}{3^{100}}\)
=\(\frac{3^{100}-1}{3^{100}}\)
=1
ủa?
hình như đây là toán mà?