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[7(sin(180^(@)+theta)cos(40^(@)+theta)ta...

[7(sin(180^(@)+theta)cos(40^(@)+theta)tan(270^(@)-theta)cot(360^(7)-theta))/(sin(360^(@)-theta)cos(360^(@)+theta)cosec(-0)sin(270^(@)+theta))=?],[[" (a) "sqrt(2)," (b) "(sqrt(3))/(2)," (c) "(3)/(2)," (d) "1]]

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Prove that: (sin(180^(@)+theta)cos(90^(@)+theta)tan(270^(@)-theta)cot(360^(@)-theta))/(sin(360^(@)-theta)cos(360^(@)+theta)cos ec(-theta)sin(270^(@)+theta))=1

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