Edexcel A Level Maths: Pure:复习笔记8.2.4 f'(x)/f(x)
f'(x)/f(x) Integrating fractions The technique for integrating fractions depends on the type of fraction For polynomial denominators see Integration using Partial Fractions If then y = ln |x| + c ...
Edexcel A Level Maths: Pure:复习笔记8.2.3 Reverse Chain Rule
Reverse Chain Rule What is the chain rule? The Chain Rule is a way of differentiating two (or more) functions In many simple cases the above formula/substitution is not needed The same can apply fo...
美国TOP 30大学对AP成绩有何要求？
美国大学先修课程（Advanced Placement），简称AP课程，是由美国大学理事会（The College Board）在高中阶段开设的具有大学水平的课程，主要适合计划在美国就读本科的高中生学习，在全世界范围内（包括美国本土）...
AP英语语言与写作考察内容和考试形式
AP，全称Advanced Placement，中文名称为美国大学先修课程，由美国大学理事会（The College Board）主持。9月19日，美国大学理事会College Board 宣布大陆2023年AP考试报名正式开启。在2022-23学年，大学理事会继...
Edexcel A Level Maths: Pure:复习笔记8.2.2 Integrating Other Functions (Trig, ln & e etc)
Integrating Other Functions (Trig, ln & e etc) Isn’t integration just the reverse of differentiation? Yes, but remember “+c”, the constant of integration … … unless finding a definite integral ...
A-Level和GCSE需要考多少分才算通过？
如果目标高分，A-level和IG考试是具有一定压力的。可是如果目标只是PASS，就轻松很多。那么A-level和IG考多少分算过？ 官方说法，英国政府要求GCSE成绩达到4或以上算过，A-level成绩需要达到E。而高分过（high pa...
AP生物课程拿高分真的很难吗？
历年来，AP生物的五分率就只有7%左右，相比大部分理科来说的确偏低。这使得很多人看到取得AP生物5分的同学，就感觉他们自带“大神光环”。AP生物课程拿高分真的很难吗？ AP生物VS国内普高生物 AP考试包括选择题及简...
Edexcel A Level Maths: Pure:复习笔记8.2.1 Integration as the limit of a sum
Integration as the limit of a sum Finding the area under a curve Definite integration allows us to find the area under a curve An estimate for the area under the curve is the sum of the rectangula...
Edexcel A Level Maths: Pure:复习笔记8.1.5 Area between a curve and a line
Area between a curve and a line What is the area between a curve and a straight line? This is the area enclosed by a curve and a line between their intersections The intersections may need to be fo...
