AM-1759

Quotient rule

A Math · Secondary 4 · Medium · Quotient rule

The displacement of a particle is given by

s=\dfrac{5t}{2t+1}

, where

s

is in metres and

t

in seconds. Find its velocity

\dfrac{ds}{dt}

.

$\dfrac{5}{(2t+1)^2}$
$\dfrac{10t+5}{(2t+1)^2}$
$\dfrac{5}{2t+1}$
$\dfrac{10}{(2t+1)^2}$

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