Question
Download Solution PDFWhat is the value of sec2θ - cot2(90°- θ)?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven:
sec2θ - cot2(90°- θ)
Concept Used:
According to the 1st quadrant of trigonometry,
cosec (90 - θ) = sec θ and cot (90 - θ) = tan θ.
According to the trigonometric identities,
sec2 θ - tan2 θ = 1
Calculation:
⇒ sec2θ - cot2(90°- θ)
⇒ sec2θ - tan2(θ)
⇒ 1
The answer is 1.
Last updated on Jun 13, 2025
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