Find $\frac { d y } { d x } .$

question 124

Essay

Find $\frac { d y } { d x } .$ (a) $y = \left( x ^ { 2 } + 3 x + 2 \right) ^ { 4 }$ (b) $y = \sqrt [ 3 ] { 1 + x ^ { 3 } }$ (c) $y = x e ^ { 1 / x }$ (d) $y = \frac { 1 } { \left( x ^ { 2 } + 4 x + 1 \right) ^ { 3 } }$

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