UPSC NDA Math Model Paper 2
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Comprehension:(Que No. 102 - 103)
Direction: For the next two (2) items that follow:
Given that tan α and tan β are the roots of the equationx 2 + b x + c = 0 with b ≠ 0
Direction: For the next two (2) items that follow:
Given that tan α and tan β are the roots of the equation
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Question : 103 of 120
Marks:
+1,
-0
What is sin (α + β) sec α sec β equal to?
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