What force is required so that a particle of mass $m$ has the following position function?
$$r ( t ) = 5 t ^ { 3 } \mathbf { i } + 9 t ^ { 2 } \mathbf { j } + 7 t ^ { 3 } \mathbf { k }$$

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The Answer of What force is required so that a particle of mass $m$ has the following position function?
$$r ( t ) = 5 t ^ { 3 } \mathbf { i } + 9 t ^ { 2 } \mathbf { j } + 7 t ^ { 3 } \mathbf { k }$$

What Force Is Required So That a Particle of Mass mmm

What Force Is Required So That a Particle of Mass $m$