Wee Wen Shih's answer to Jn's Junior College 1 H2 Maths Singapore question.

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Wee Wen Shih
Wee Wen Shih's answer
135 answers (Tutor Details)
1st
Part 1 of the solution, thank you.
Jn
Jn
1 year ago
How did u go from the first to the second line ?
Wee Wen Shih
Wee Wen Shih
1 year ago
If a x b = 0, then a = kb. This is an important result to be memorised.
Jn
Jn
1 year ago
Ohh thank u!
Wee Wen Shih
Wee Wen Shih
1 year ago
Vector product = 0, two vectors are parallel to each other, so a = kb

Scalar product = 0, two vectors are perpendicular to each other

That will make it easier to understand and recall any time ✌️
Jn
Jn
1 year ago
Okay thanks