How do you prove the following problem step by step and which 4 identities are used to prove?
2/(sqrt3 cosx+sinx)=sec(pi/6-x)
3 Answers
Apr 8, 2018
Two identities needed
Explanation:
Well let's manipulate the right side to match the left, and name identities as encountered:
Reciprocal identity:
Cosine difference identity:
Simplify:
Reciprocate:
Apr 8, 2018
Image reference...
Explanation:
my notebook...
Apr 8, 2018
Relations used
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