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| 1. |
If x=cos t (3−2 cos2 t) and y=sin t (3−2 sin2 t), find the value of dydx at t=π4. |
| Answer» If x=cos t (3−2 cos2 t) and y=sin t (3−2 sin2 t), find the value of dydx at t=π4. | |