Math, asked by hrithik4109, 1 year ago

sin¢cos(90°-¢)+sin(90°-¢)cos¢=1

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Answered by adee1729

0

L.H.S

[email protected]@[email protected]@,

sin²@+cos²@=1,

since
cos(90°-@)=sin@,

sin(90°-@)=cos@

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