Question

4. If sec 2A =
cosec(A - 429), find the value of A.​

Answer 1

Answer:

173°

Step-by-step explanation:

sec 2A = cosec (A - 429)

cosec (90 - 2A) = cosec (A - 429)

Removing cosec on both sides,

90 - 2A = A - 429

90 + 429 = 3A

A = 519/3

A = 173°

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