Math, asked by oisheemajhi, 1 month ago

sec 70° sin 20° - cos 20° cosec 70º = 0

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Answered by mallepallihitesh

1

Answer:

hence proved

sec 70° sin 20° - cos 20° cosec 70º = 0

Step-by-step explanation:

secx is 1/cosx

cos(90-x) =sin x

sin20/sin20 =1

cosecx =1/sinx

sin(90-x) = cosx

cos20/cos20 =1

therefore 1-1=0

Answered by vedikamahto

0

hopefully you like it..

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