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Cot2θ × sec2θ = cot2θ + 1 हे सिद्ध करा. - Mathematics 2 - Geometry [गणित २ - भूमिती]

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Question

cot2θ × sec2θ = cot2θ + 1 हे सिद्ध करा. 

Sum

Solution

डावी बाजू = cot2θ × sec2θ

= `(cos^2theta)/(sin^2theta) xx 1/(cos^2theta)`

= `1/(sin^2theta)`

= cosec2θ

= 1 + cot2θ    ......[∵ 1 + cot2θ = cosec2θ]

= उजवी बाजू

∴ cot2θ × sec2θ = cot2θ + 1

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Chapter 6: त्रिकोणमिती - Q २ ब)

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SCERT Maharashtra Geometry (Mathematics 2) [Marathi] 10 Standard SSC
Chapter 6 त्रिकोणमिती
Q २ ब) | Q ७.
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