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What is  equal to?

Answer (Detailed Solution Below)

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Detailed Solution

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Concept:

Calculation:

Let I = 

Let tan-1 x = t

Differentiating both sides, we get

⇒  

x

0

1

t

0

π/4

 

Now, I 

= 

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Last updated on Jul 1, 2025

-> The Indian Army has released the Exam Date for Indian Army Havildar SAC (Surveyor Automated Cartographer).

->The Exam will be held on 9th July 2025.

-> Interested candidates had applied online from 13th March to 25th April 2025.

-> Candidates within the age of 25 years having specific education qualifications are eligible to apply for the exam.

-> The candidates must go through the Indian Army Havildar SAC Eligibility Criteria to know about the required qualification in detail. 

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