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junior college 2 | H2 Maths
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Nelson Loo
Nelson Loo

junior college 2 chevron_right H2 Maths chevron_right Singapore

Help! I could not formulate any answers

Date Posted: 2 years ago
Views: 306

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PhysChemTutor
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Nelson Loo
Nelson Loo
2 years ago
Hi, im kind of confused, resultant u+3v does not add up from u and v….Im still puzzled in getting the magnitude of 3v
PhysChemTutor
PhysChemTutor
2 years ago
This is vector. What do you mean? u + 3v is the vector sum. The angle between u and v is 79 degrees.
PhysChemTutor
PhysChemTutor
2 years ago
Magnitude of v is 4. Magnitude of 3 v is = 3×4.
Nelson Loo
Nelson Loo
2 years ago
But is the magnitude of u+3v is using just sqrt of u and 3v or…..?
PhysChemTutor
PhysChemTutor
2 years ago
They are not at right angles
PhysChemTutor
PhysChemTutor
2 years ago
I see that your concept on vector is weak. Revise first. I upload some related material for you later
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