Equation of a Line in Vector Form How do I find the vector equation of a line? The formula for finding the vector equation of a line is This is given in the formula booklet This equation can be use...
今年的IB成绩有通过考试得到的，也有通过评估给到的。 在成绩公布前，看看查分攻略。 1.IB成绩查询方式 为确保所有注册DP/CP的IB考生在5月的考试季中无论是否参加考试均能获得最终成绩，IB官方为学校提供了2种获...
Geometrical Proof with Vectors How can vectors be used to prove geometrical properties? If two vectors can be shown to be parallel then this can be used to prove parallel lines If two vectors are s...
The Scalar ('Dot') Product What is the scalar product? The scalar product (also known as the dot product) is one form in which two vectors can be combined together The result of taking the scalar p...
Magnitude of a Vector How do you find the magnitude of a vector? The magnitude of a vector tells us its size or length For a displacement vector it tells us the distance between the two points For ...
Adding & Subtracting Vectors How are vectors added and subtracted numerically? To add or subtract vectors numerically simply add or subtract each of the corresponding components In column vecto...
Scalars & Vectors What are scalars? Scalars are quantities without direction They have only a size (magnitude) For example: speed, distance, time, mass Most scalar quantities can never be negat...
Strategy for Trigonometric Equations How do I approach solving trig equations? You can solve trig equations in a variety of different ways Sketching a graph If you have your GDC it is always worth...
Trigonometric Proof How do I prove new trigonometric identities? You can use trigonometric identities you already know to prove new identities Make sure you know how to find all of the trig identit...
