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Trigonometric l...

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  • Question 1
    4 / -1

    If α + β + γ = π, then sin2 α + sin2 β - sin2 γ is equal to

  • Question 2
    4 / -1

    If y = cos2 χ sec2 χ, then

  • Question 3
    4 / -1

    The maximum value of sin θ + cos θ in [θ , π/2] is

  • Question 4
    4 / -1

    The maximum value of 4 sin2 χ + 3 cos2 χ is

  • Question 5
    4 / -1

  • Question 6
    4 / -1

    elog(cosh-1 2)) is equal to

  • Question 7
    4 / -1

    The sum of the solutions in (0, 2π) of the equation

  • Question 8
    4 / -1

    let f(χ) = χ sin π χ, χ > 0. Then, for all natural numbers n, f\'( χ) vanishes at

  • Question 9
    4 / -1

    The most general solution of the equation sec2 χ = √2(1 - tan2 χ) are given by

  • Question 10
    4 / -1

    If logcosχ tanχ + logsinχ cot χ = 0, then the most general solution χ is

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