Grade 11Trigonometry
Please please answer this question sin12 A/sin4A – cos 12A/cos 4Aa.6b.2c.4d.1
Please please answer this question sin12 A/sin4A – cos 12A/cos 4A
a.6
b.2
c.4
d.1
1 Answer
Ishaan
Approved Tutor Answer7 Years agoSin 12A / sin 4A - cos 12A / cos 4A
= sin 12A cos 4A - cos 12A sin 4A / sin 4A cos 4A
= sin (12A - 4A) / sin 4A cos 4A
= sin 8A / sin 8A÷2
= 2
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