數學 高中 11個月以前

想請問這兩題，謝謝🙇‍♀️

1 With thirty-five active volcanoes, Iceland is known as a land of seismic activity. In April 2 bringing chaos to transportation systems across a minor volcanic eruption on the island Europe. The eruption, 3 the Eyjafjallajökull glacier in southwestern Iceland, released clouds of ash that drifted across several countries in northern and Western Europe. For several days, nearly all flight in the region were with hundreds of thousands of passengers unable to start their 4 journeys or _5_stranded abroad. Pec (A) that was (B) there was (C) what was (D) it was QA (A) ended up (B) got involved in (C) gave rise to (D) arose out of

數學 高中 3年以上以前

園與直線的關係😿求解…！

Live interactive 人民英檢 QA 220ET 進階題:每題9分,共 18分 一圓過兩點40,2),B(3,4)且被軸所截線段長為6,求此圓之方程式 圓且截長6圓 中 ( & (2,3). (-X+3) + 3" : (x-7)+(-15- = + 2 解 (3,4)