Prove that,tan^-1(1/4)+tan ^-1(2/9)=1/2cos^-3/5
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In the attachment I have proved this problem.
The formula which I applied in this problem is highlighted in the box.
Calculations are done step by step in a simple manner.
See the attachment for detailed solution.
I hope this answer help you
The formula which I applied in this problem is highlighted in the box.
Calculations are done step by step in a simple manner.
See the attachment for detailed solution.
I hope this answer help you
Attachments:
Answered by
10
Answer:
In the attachment I have proved this problem.
The formula which I applied in this problem is highlighted in the box.
Calculations are done step by step in a simple manner.
See the attachment for detailed solution.
I hope this answer help you
Attachments:
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