Question

17. sin 55º. cos 48° = cos 35º. sin 42°​

Answer 1

Answer:

here is your answer (◍•ᴗ•◍)✧*。

L:H:S: Sin55° cos 48°

= Sin(90°-35°)cos (90°-42°)

=Cos35° Sin42°{ sin(90°- theta)=cos theta, cos(90°-theta)=sin theta}

hence proved.✔️✔️

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