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in Co-ordinate geometry by (52.7k points)

Find the range of θ in the interval (0, π) such that the points (3, 5) and (sinθ, cosθ) lie on the same side of the line x + y − 1 = 0.

1 Answer

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Best answer

We have

3 + 5 − 1 = 7 > 0

Therefore,

sinθ, cosθ - 1 > 0

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