The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the di
1 answer:
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Answer:
The instantaneous velocity at is
.
Step-by-step explanation:
We have the position as the function
As we know that the velocity is the rate of change of position over time, so it is basically the derivative of the function.
so finding the derivate of
∴
The instantaneous velocity at
Therefore, the instantaneous velocity at is
.
Please note that the negative value indicates the direction of movement, in this case, it would be backward.