user-avatar
Xu0209
2 năm trước
Rút gọn phân số sau thành phân số tối giản: a) 5^3. 90. 4^3 / 25^2. 3^2. 2^13 b) 18. 27 + 18. (-23) / 34. 4 - 4. 52 c) 15^2 . 16^4 - 15^3 . 16^3 / 12^2. 20^3 - 20^2 . 12^3 d) 2.3+4.6 + 14.21 / 3.5 + 6.10 + 21.35
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

IV. Error correction The following passage contains errors. Identify and correct them. 1 An environmental history of mankind would have to be a history of the 2 exploitation of abundant natural resources, the spiral demand for these 3 resources, and their inevitable depletion. As humanity spread over the 4 globe, leaving colonies in their wake, essential resources such as coal, oil 5 and even fresh water were extracted through industrial mining and 6 manufacturing operations that had a massive impact on the Earth itself. 7 That was once a plethora of riches has inexorably declined, and 8 entrepreneurs are now looking into the limits of land, sea and sky; the new 9 target is the stars and, more especially, asteroids. Spinning around the Sun 10 are tens of thousands of asteroids, and scientists have convinced that

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