Question

sina-1cosa+1/sina+cosa-1=1/sea-tana​

Answer 1

Answer:

L.H.S = R.H.S

Step-by-step explanation:

In this question

We have been given that

=

Let, L.H.S

Formula, = 1

[1 - (secA - tanA)] cancel out

Then,  

Multiple and divide by secA -   tanA

Then,  

Using this L.H.S = R.H.S

Step-by-step explanation:

In this question

We have been given that

=

Let, L.H.S

Formula, = 1

[1 - (secA - tanA)] cancel out

Then,  

Multiple and divide by secA -   tanA

Then,  

Using this formula, = 1

R.H.S

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Answer 2

Answer:

Hence proved

sina-1cosa+1/sina+cosa-1=1/sea-tana