Question 14

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waecmaths question: 

Make f  the subject of the relation $v=u+ft$

Option A: 

$\tfrac{v-u}{t}$

Option B: 

$\tfrac{u-v}{t}$

Option C: 

$t(v+u)$

Option D: 

$\tfrac{v}{u}-t$

waecmaths solution: 

$\begin{align}  & v=u+ft \\ & ft=v-u \\ & f=\frac{v-u}{t} \\\end{align}$

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