What is the equation to the straight line passing through the point (-sin θ, cos θ) and perpendicular to the line x cos θ + y sin θ = 9?
1
x sin θ - y cos θ - 1 = 0
2
x sin θ - y cos θ + 1 = 0
3
x sin θ - y cos θ = 0
4
x cos θ - y sin θ + 1 = 0
5
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