Math, asked by smritisharmamitu2007, 2 days ago

ii) sin 25° cos 65+ cos 25° sin 65​

Answers

Answered by 6706984
1

Answer:

   sin25∘cos65∘+cos25∘sin65∘

=sin25∘sin(90∘−65∘)+cos25∘cos(90∘−65∘)

=sin25∘sin25∘+cos25∘cos25∘

=sin225∘+cos225∘

=1

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