Question
Download Solution PDF9 sec2 A - 9 tan2 A किसके बराबर होगा?
This question was previously asked in
Bihar STET TGT (Maths) Official Paper-I (Held On: 04 Sept, 2023 Shift 2)
Answer (Detailed Solution Below)
Option 2 : 9
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Bihar STET Paper 1 Mathematics Full Test 1
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Detailed Solution
Download Solution PDFप्रयुक्त संकल्पना:
गणना:
⇒ 9 sec2 A - 9 tan2 A = 9(sec2 A - tan2 A) = 9
अतः, सही उत्तर 9 है।
Last updated on Jan 29, 2025
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