亞洲留學成為中國家庭的大熱門！
說到留學，很多同學的第一反應可能是英澳美加等傳統(tǒng)留學目的地。不過一場席卷全球的疫情過后，亞洲留學成為中國家庭的大熱門！ 前段時間，《2022中國留學白皮書》發(fā)布，數(shù)據(jù)顯示，新加坡、日韓、中國香港等亞洲求...
IB DP Maths: AI HL復習筆記3.4.2 Simple Identities
Simple Identities What is a trigonometric identity? They are used to help simplify trigonometric equations before solving them Sometimes you may see identities written with the symbol?≡ This means ...
IB DP Maths: AI HL復習筆記3.4.1 The Unit Circle
Defining Sin, Cos and Tan What is the unit circle? The unit circle is a circle with radius 1 and centre (0, 0) Angles are always measured from the positive x-axis and turn: anticlockwise?for?positi...
周杰倫《最偉大的作品》霸屏！致敬藝術探索人文情懷，國際寫作競賽了解一下！
被“催更”6年 周杰倫的歌迷們終于迎來了“新春” 新專輯《最偉大的作品》先行曲MV上線 短短1小時點贊量突破百萬 上線8小時播放量突破1.5億 微博文娛榜更是占據(jù)半壁江山 01致? 敬 —— 傳 世 的Locations、不 朽 的Mast...
IB DP Maths: AI HL復習筆記3.3.3 Applications of Trigonometry & Pythagoras
Bearings What are bearings? Bearings?are a way of describing and using?directions?as?angles They are specifically defined for use in navigation because they give a precise?location?and/or?direction...
IB DP Maths: AI HL復習筆記3.3.2 Non Right-Angled Trigonometry
Sine Rule What is the sine rule? The sine rule allows us to find missing side lengths or angles in?non-right-angled triangles It states that for any triangle with angles?A, B?and?C Where a?is the s...
IB DP Maths: AI HL復習筆記3.3.1 Pythagoras & Right-Angled Triganometry
Pythagoras What is the Pythagorean theorem? Pythagoras’ theorem is a formula that works for?right-angled triangles?only It states that for any right-angled triangle, the?square of the hypotenuse is...
IB DP Maths: AI HL復習筆記3.2.2 Volume & Surface Area
Volume of 3D Shapes What is volume? The volume of a 3D shape is a measure of how much 3D space it takes up A 3D shape is also called a?solid You need to be able to calculate the volume of a number ...
IB DP Maths: AI HL復習筆記3.2.1 3D Coordinate Geometry
3D Coordinate Geometry How does the 3D coordinate system work? In three-dimensional space we can label where any object is using the?x-y-z?coordinate system In the 3D cartesian system, the?x-?and?y...
