Cho phương trình: 𝑥^2 − 2𝑚𝑥 + 𝑚^2 − 1 = 0 (1) 1. Giải phương trình khi m = 2.

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Dùng tính chất viết thành lũy thừa với cơ số là số hữu tỉ và mũ khác 1

điền từ : Halloween is celebrated ...... the United States .... October 31 He is very fond ... good food He maried ... the age of 28 I'm interested ... basketball but I'm not very good... playing it

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Tìm x, y là số tự nhiên sao cho 25-y ²=8.(x-2018) ²

116.The world (be)...............round. 117.A: What..................... (you/do) now? B: I (write)......to my parents. I (write).........to them every month 118.Look! It (snow).......................... 119.A: What time......................... (you/usually/finish) work? B: I often (finish)..............my work at 5pm everyday. 120.A: How (you/travel)...................to work everyday? B: I always (go)............to work by car everyday. But now I (go)...........to work on foot because my car (be)...............broken. 121.The earth (circle)...............the sun once every 365 days. 122.It (get)...............out of date now. 123.Ronaldo (come)..........to Viet Nam next August. Giúp vs ạ nhớ giải thik ạ

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vẽ đậu mầm cuteeeeeeeeeee nha NL : các b tháy mặt mik như nào ???

tính hộ mình ̣̣(-23)+(-24)+(-25)+(-26)+30