Math, asked by amankoli2822, 8 months ago

Prove that cos 20• / sin 70• + cos theta / sin ( 90 - theta ) = 2

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Answered by anshu2018matrix

3

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Answered by saisudagani141004

6

cos20/sin70 + cos theta/sin(90-theta)

= sin(90-70)/sin70 + cos theta/cos theta

=sin70/sin70+1

=1+1

=2

Hence proved

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