Dolby The number of solutions of th...
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Dolby The number of solutions of the equation tan’x – secºx + 1 = 0 in (0, 10) is - (A) 3 (B) 6 (C) 10 (D) 11 2013_ 31-320 then the least nocitive value of is sexalta

JEE/Engineering Exams
Maths
Solution
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For real raots, [ begin{array}{l} sec ^{2} x=0 Rightarrow sec x=0 csc x=0 Rightarrow sec x=1 1+sec x=0 Rightarrow sec x=1 end{array} ] Thus only one rest in (0,10)
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