Accountancy, asked by itznidhinegi, 1 month ago

Expression
=sinθ+sinØ/cosθ+cosØ + cosθ-cosØ/sinθ-sinØ​

Answers

Answered by Anonymous
0

Explanation:

From the above equation, we get

cosθ=sinθ

Hence

θ=45 0Thereforesin 4θ+cos 4 θ

=sin 4 45 0

+cos 4/ 450

=2×( 21 ) 4=2× 1/4

= 2/1

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