$\"\"$

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The curve equation is $\"\"$ and the point is $\"\"$ .

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The slope of the tangent line is equal to the derivative of the function at $\"\"$ .

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$\"\"$

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Apply derivative on each side with respect to $\"\"$ .

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$\"\"$ .

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Derivative of constants : $\"\"$ .

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$\"\"$ .

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Derivative of inverse trigonometric function: $\"\"$ .

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$\"\"$

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$\"\"$

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The slope of the tangent line is $\"\"$ .

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Substitute $\"\"$ in above equation.

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$\"\"$ .

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Slope of the tangent line is $\"\"$ .

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Point-slope form of line equation is $\"\"$ .

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Substitute $\"\"$ and $\"\"$ in the above equation.

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$\"\"$

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$\"\"$

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The equation of the tangent line is $\"\"$ .

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$\"\"$

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The equation of the tangent line is $\"\"$ .