Question

Calculate the value of A if:

(sec 2A-1) (cosec 3A-1)
please solve step by step ​

Answer 1

Step-by-step explanation:

(sec2A−1)(cosec3A−1)=0

sec2A=1 or cosec3A=1

2A=0 or 3A=90

A=0 or A=30

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Thus, A=0

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or30

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