Math, asked by Sonwani9884, 1 year ago

sec50×sin40+cos40×cosec50=2 prove it

Answers

Answered by pratapid475paclod

6

Sec(90-40)×sin40+cos(90-50)×cosec50
=cosec40×sin40+sin50×cosec50
=1+1
=2
Hence proved

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