A. 0, π/2, π, 3π/5
B. 0, π/3, π, 2π/3
C. 0, π/4, π/2, 2π/9
D. 1, π/2, π, 2π/9
If α,β are the roots of ax2+bx+c=0 then α2/β+β2/α=
If 2Sin2 θ=3 Cos θ, then the valueof θ in [0,2π] are
The domain of sin-1(2x-7) is
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