2021 ONE(d)

Question
A curve is defined parametrically by the equations and , for .

Find the gradient of the tangent to the curve at the point .

*You must use calculus and show any derivatives that you need to find when solving this problem.*
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Video Explanation
NCEA Level 3 Calculus Differentiation 2021 NZQA Exam - Worked Answers by infinityplusone(starts at 13:19)
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