4 Curve \(C\) has equation \(y = 8 \sin x\)
4
- Curve \(C\) is transformed onto curve \(C _ { 1 }\) by a translation of vector \(\left[ \begin{array} { l } 0
4 \end{array} \right]\)
Find the equation of \(C _ { 1 }\)
4 - \(\quad\) Curve \(C\) is transformed onto curve \(C _ { 2 }\) by a stretch of scale factor 4 in the \(y\) direction. Find the equation of \(C _ { 2 }\)
4
- Curve \(C\) is transformed onto curve \(C _ { 3 }\) by a stretch of scale factor 2 in the \(x\) direction. Find the equation of \(C _ { 3 }\)