$R$ varies directly as $x ^ { 2 }$ and inversely as $t$ when $R = 14$ when $x = 7$ and $t = 21$. Find $R$ when $x = 4$ and $t = 9$.

Name: $R$ varies directly as $x ^ { 2 }$ and inversely as $t$ when $R = 14$ when $x = 7$ and $t = 21$. Find $R$ when $x = 4$ and $t = 9$.
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The Answer of $R$ varies directly as $x ^ { 2 }$ and inversely as $t$ when $R = 14$ when $x = 7$ and $t = 21$. Find $R$ when $x = 4$ and $t = 9$.

RRR Varies Directly As x2x ^ { 2 }x2 And Inversely As

$R$ Varies Directly As $x ^ { 2 }$ And Inversely As