truly parametric

Calculus Level 1

if \( y= \cos{2t} \) and \( x= \sin{t} \).

Find the expression for \( \frac{dy}{dx} \).

1) \( 2\sin{t} \)

2) \( -4\sin{t} \)

3) \( -4\sin{2t} \)

4) \( -2\sin{2t} \) type your answer as 1 or 2 or 3 or 4 in the answer box

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