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junior college 2 | H2 Maths
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Anika
Anika

junior college 2 chevron_right H2 Maths chevron_right Singapore

Hi ! Can I please get some help for this ? Thank you very much in advance ! :)

Date Posted: 4 years ago
Views: 246

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Boy Mow Chau
Boy Mow Chau's answer
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Boy Mow Chau
Boy Mow Chau
4 years ago
for the last part, the question ask to find the angle at which (b-a) is inclined to the z-axis.
this means we need to find the acute angle.

(b-a) is obtuse to the positive z-axis.

to get the acute angle,
we take 180 minus the angle found,
Anika
Anika
4 years ago
Thank you so much for your detailed answer and help ! :)