Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 1 (P1-9709/01) | Year 2018 | May-Jun | (P1-9709/11) | Q#2

Hits: 68

Question

A point is moving along the curve   in such a way that the x-coordinate is  increasing at a constant rate of 0.02 units per second. Find the rate of change of the  y-coordinate when x = 1.

Solution


i.
 

We are given that;

We are required to find;

We know that;

Therefore, first we need to find for the given curve. 

We are given that equation of the curve is;

 

Rule for differentiation is of  is:

Rule for differentiation is of  is:

Therefore;

 

 

 

 

 

Please follow and like us:

Comments