$\"\"$

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Trigonometric expression is $\"\"$ .

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Here $\"\"$ have positive values and $\"\"$ have negative values, this is possible when the angle lie in Quadrant IV.

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So $\"\"$ is positive and $\"\"$ is negative.

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Use the point $\"\"$ to find $\"\"$ .

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$\"\"$

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$\"\"$

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Find the five trigonometric ratios using $\"\"$ , $\"\"$ and $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ .