1.
$$y = 4 x ^ { 3 } - 7 x ^ { 2 } + 5 x - 10$$
- Find in simplest form
- \(\frac { \mathrm { d } y } { \mathrm {~d} x }\)
- \(\frac { \mathrm { d } ^ { 2 } y } { \mathrm {~d} x ^ { 2 } }\)
- Hence find the exact value of \(x\) when \(\frac { \mathrm { d } ^ { 2 } y } { \mathrm {~d} x ^ { 2 } } = 0\)