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sec a sec B tan B The expression tan a (wherever defined) can take the value- (A) 4 (B) 6 (C) S (D) 10 (С. D)

sec a sec B tan B The expression tan a (wherever defined) can take the value- (A) 4 (B) 6 (C) S (D) 10 (С. D)

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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sec a secB tan B 22. The expression (wherever defined) can take the value- tan a (A) 4 (B) 6 (C) 8 (D) 10 Ans. (С. D) 89 27 + sec2 "(종) Let sec = S and cos (k°) = , where a, b are 23 + sec? k=1 coprime, then which of the following is'are correct? (A) Number of positive divisors of a + b+S is 4 (B) Number of positive divisors of a +b+S is 8 (C) S is a perfect square (D) a + bis a prime number Ans. (A, C, D)
Transcribed Image Text:sec a secB tan B 22. The expression (wherever defined) can take the value- tan a (A) 4 (B) 6 (C) 8 (D) 10 Ans. (С. D) 89 27 + sec2 "(종) Let sec = S and cos (k°) = , where a, b are 23 + sec? k=1 coprime, then which of the following is'are correct? (A) Number of positive divisors of a + b+S is 4 (B) Number of positive divisors of a +b+S is 8 (C) S is a perfect square (D) a + bis a prime number Ans. (A, C, D)
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