CBSE BOARD X, asked by jahanvisaxena22, 5 hours ago

prove that (1+cot theta+tan theta)(sin theta- cos theta)/sec³ theta -cosec³ theta= sin² theta cos²theta

Answers

Answered by rehmanabdul20772
0

1+cos

2

θcsc

2

θ

1+sin

2

θ⋅sec

2

θ

=tanθ

1+

sin

2

θ

cos

2

θ

1+

cos

2

θ

sin

2

θ

1+cot

2

θ

1+tan

2

θ

csc

2

θ

sec

2

θ

cos

2

θ

sin

2

θ

tan

2

θ

=tanθ

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