Question
Download Solution PDFComprehension
निम्न दो (02) प्रश्नों के लिए निम्नलिखित पर विचार कीजिए :
माना कि
y किसके बराबर है?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFगणना:
दिया गया है,
फलन
हम देखते हैं कि हम व्यंजक को इस प्रकार गुणनखंडित कर सकते हैं:
इस प्रकार, फलन बन जाता है:
यह देखते हुए कि यह प्रतिलोम त्रिकोणमितीय फलनों के लिए एक ज्ञात सर्वसमिका के अनुरूप है:
इस प्रकार, हम व्यंजक को सरल कर सकते हैं:
इसलिए, सही उत्तर विकल्प 4 है।
Last updated on Jul 8, 2025
->UPSC NDA Application Correction Window is open from 7th July to 9th July 2025.
->UPSC had extended the UPSC NDA 2 Registration Date till 20th June 2025.
-> A total of 406 vacancies have been announced for NDA 2 Exam 2025.
->The NDA exam date 2025 has been announced. The written examination will be held on 14th September 2025.
-> The selection process for the NDA exam includes a Written Exam and SSB Interview.
-> Candidates who get successful selection under UPSC NDA will get a salary range between Rs. 15,600 to Rs. 39,100.
-> Candidates must go through the NDA previous year question paper. Attempting the NDA mock test is also essential.