Question
Download Solution PDF(1 - cos2A) sec2A is equal to:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven:
Expression: (1 - cos2A) sec2A
Formula Used:
1. secA = 1/cosA
2. 1 - cos2A = sin2A
3. sinA/cosA = tanA
Calculation:
(1 - cos2A) sec2A
⇒ sin2A × sec2A
⇒ sin2A × (1/cos2A)
⇒ tan2A
The correct option is 2.
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