2021 A-level H1 Mathematics (8865) Paper 1 Suggested Solutions

All solutions here are suggested. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. I will not be doing much formatting in this post. Q1 [Maximum marks: 4] [...]

Vectors: Reflection of a line in a line

I was talking with a student today about the reflection of a line in a line, where both lines are in the same plane (naturally). And I thought of sharing it. One reason why I decided to discuss [...]