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secondary 3 | A Maths
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secondary 3 chevron_right A Maths chevron_right Singapore

Pls help to solve this question, thank you in advance:)

Date Posted: 1 year ago
Views: 139

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Jia Earn Lim
Jia Earn Lim's answer
96 answers (Tutor Details)
1st
Be careful that the angle inside the cosine function has a “+68.198” so you have to calculate the angles in ASTC for more than one loop, that’s why I have a 360+alpha2 which is still within range after simplifying :)