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secondary 3 | A Maths
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Su
Su

secondary 3 chevron_right A Maths chevron_right Singapore

Hi, need help with example 16 and try 16. Thanks in advance :)

Date Posted: 2 years ago
Views: 367

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dhavasre
Dhavasre's answer
1 answers (A Helpful Person)
1st
i hope this solutions help you!
Su
Su
2 years ago
Thank you for your help but I don't understand why 1/2 (1+cos210) change into 1/2(1 -cos 30). Could you explain to me. Thks
Su
Su
2 years ago
^^For try 6 part (ii)
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HiderApplecross
Hiderapplecross's answer
1783 answers (Tutor Details)
Hi, I provide 1 to 1 tuition, $70/1.5h, can cover English / Maths / Science, ex-school teacher, can produce teaching cert from NIE, WhatsApp 9033 8810 or email [email protected] :)
Su
Su
2 years ago
Thank you for your help but I don't understand how cos 210 become -cos 30
Su
Su
2 years ago
^^For try 6 part (ii)