If sin theta +cos theta=root3 then prove that tan theta+ cot theta =1
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Step-by-step explanation:
sinA+cosA=√3
(sinA+cosA)²=(√3)²
sin²A+cos²A+2sinAcosA=3
1+2sinAcosA=3
2sinAcosA=2
sinAcosA=1..........(1)
tanA+cotA
=(sinA/cosA)+(cosA/sinA)
=(sin²A+cos²A)/sinAcosA
=1/1
=1
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